CTV COMEDY (East) Channel HDTV (CMDYHD)

Parents assail Davis after he lets Brent and Lacey sponsor the soccer team; Hank chauffeurs Karen around town; Oscar and Emma find one of Wanda's old tapes. (Repeat).

Lacey institutes a buffet at the Ruby; Brent's customers enjoy the self-serve option at Corner Gas; Hank tries to sell his laptop. (Repeat).

An unwanted pet is abandoned at the Ruby; Karen and Davis win a meat lottery; Brent's air conditioner breaks on the hottest day of the year. (Repeat).

Wanda tries to figure out Hank's e-mail password by thinking like him; memory lapses lead to trouble for Karen; Brent faces a last free dinner at home. (Repeat).

Jim's wealthy client (Kevin Sorbo) makes a pass at Cheryl, who's not pleased by Jim's reaction to the news. Cheryl: Courtney Thorne-Smith. Andy: Larry Joe Campbell. Dana: Kimberly Williams.

Robin is concerned about what's on Barney's mind after his father arrives at the hotel, while Ted is up in arms when one of his wedding chores doesn't go as planned and he believes he was sabotaged. (Repeat).

To get his restless son to go to sleep, Marshall tells him three tales in rhyme: "Mosby at the Bat," "Robin Takes the Cake" and "Barney Stinson, Player King of New York City." (Repeat).

Barney is shooting to have the rehearsal dinner at a laser-tag venue, while Lily is upset when Ted fails to live up to a promise. (Repeat).

A guy at the wedding intentionally stirs up trouble among the gang; and the prodigal Marshall finally makes it to the Farhampton Inn. (Repeat).

Sheldon helps Penny with a financial crisis, but his solution leads to a confrontation between Leonard and Penny's burly ex-boyfriend Kurt (Brian Patrick Wade).

Leonard suffers through a dreadful visit from his mother (Christine Baranski) that ends up bringing him and Penny closer.

A paintball game has Penny and Sheldon engaging in their own personal battle and Leslie and Wolowitz finding romance.

Jim's wealthy client (Kevin Sorbo) makes a pass at Cheryl, who's not pleased by Jim's reaction to the news. Cheryl: Courtney Thorne-Smith. Andy: Larry Joe Campbell. Dana: Kimberly Williams.

After watching Dana get chewed out by her boss (Patrick Cassidy), Jim has a few words with the man...and Dana is subsequently fired. Dana: Kimberly Williams. Andy: Larry Joe Campbell. Cheryl: Courtney Thorne-Smith.

After Barney overimbibes and goes on a truth-telling spree, Robin and Ted grill him about long-held secrets, while Marshall goes to extreme lengths to dodge an altercation with Lily. (Repeat).

Recalling what has been going with Ted's future wife over the past eight years before Robin and Barney's wedding weekend. (Repeat).

On the day of the wedding, a tipsy Barney goes missing, and while out searching for him, Ted and Robin recall Ted's former relationships. Meanwhile, Lily and Marshall clear up their on-going issues; and Barney imparts his women-meeting wisdom and techniques to two young wannabe ladies' men. (Repeat).

On the day of his wedding, Barney is suffering from a horrific hangover, and the gang tries to concoct a, wait for it, legendary Stinson Hangover Fixer Elixir, but finding the bizarre ingredients proves to be a challenge. (Repeat).

Sheldon helps Penny with a financial crisis, but his solution leads to a confrontation between Leonard and Penny's burly ex-boyfriend Kurt (Brian Patrick Wade).

Leonard suffers through a dreadful visit from his mother (Christine Baranski) that ends up bringing him and Penny closer.

Leonard and Penny fight, and Sheldon mediates.

After the guys, except for Sheldon, go camping, Penny is injured and left with only Sheldon to come to her rescue.

A paintball game has Penny and Sheldon engaging in their own personal battle and Leslie and Wolowitz finding romance.

After watching Dana get chewed out by her boss (Patrick Cassidy), Jim has a few words with the man...and Dana is subsequently fired. Dana: Kimberly Williams. Andy: Larry Joe Campbell. Cheryl: Courtney Thorne-Smith.

Sheldon helps Penny with a financial crisis, but his solution leads to a confrontation between Leonard and Penny's burly ex-boyfriend Kurt (Brian Patrick Wade).

Leonard suffers through a dreadful visit from his mother (Christine Baranski) that ends up bringing him and Penny closer.

Leonard and Penny fight, and Sheldon mediates.

After the guys, except for Sheldon, go camping, Penny is injured and left with only Sheldon to come to her rescue.

After Barney overimbibes and goes on a truth-telling spree, Robin and Ted grill him about long-held secrets, while Marshall goes to extreme lengths to dodge an altercation with Lily. (Repeat).

Recalling what has been going with Ted's future wife over the past eight years before Robin and Barney's wedding weekend. (Repeat).

On the day of the wedding, a tipsy Barney goes missing, and while out searching for him, Ted and Robin recall Ted's former relationships. Meanwhile, Lily and Marshall clear up their on-going issues; and Barney imparts his women-meeting wisdom and techniques to two young wannabe ladies' men. (Repeat).

On the day of his wedding, Barney is suffering from a horrific hangover, and the gang tries to concoct a, wait for it, legendary Stinson Hangover Fixer Elixir, but finding the bizarre ingredients proves to be a challenge. (Repeat).

Leonard and Penny fight, and Sheldon mediates.

After the guys, except for Sheldon, go camping, Penny is injured and left with only Sheldon to come to her rescue.

Jim's wealthy client (Kevin Sorbo) makes a pass at Cheryl, who's not pleased by Jim's reaction to the news. Cheryl: Courtney Thorne-Smith. Andy: Larry Joe Campbell. Dana: Kimberly Williams.

After watching Dana get chewed out by her boss (Patrick Cassidy), Jim has a few words with the man...and Dana is subsequently fired. Dana: Kimberly Williams. Andy: Larry Joe Campbell. Cheryl: Courtney Thorne-Smith.

Hank becomes homeless after suffering damages to his house; Karen has an impact on a mascot's popularity; Emma and Oscar's hot-tub party yields only one attendee. (Repeat).

Brent becomes self-conscious during guitar lessons; Wanda starts writing an anonymous column for the Howler; Hank tries to show off his strength. (Repeat).

Karen does volunteer work at a home for seniors; Davis talks to Wanda about mixed CDs; Brent shows Hank and Lacey his team spirit. (Repeat).

New Year's resolutions challenge Wanda, Hank and Karen; Oscar learns a lesson in Canadian citizenship from Brent and Emma; Davis tries to avoid coffee duty at the police station. (Repeat).

Hank embarrasses Brent when the two travel to the city to meet their favorite comic-book writer; Lacey's discarded clothing makes its way to Karen's closet; Emma and Oscar install a troublesome security system in their home. (Repeat).

Stray cats become problematic for Oscar, who's tasked with evicting them from Emma's garden, Lacey rallies Hank and Davis to save Dog River Days; Brent pretends to sustain an injury in a bid to teach Wanda a lesson. (Repeat).

The guys' trip to San Francisco takes a detour once they learn that actress Summer Glau (appearing as herself) is on their train. Astrophysicist George Smoot also has a cameo.

Penny starts a hair-product business that suffers when her friends, particularly Sheldon, become involved.

Penny develops a rivalry with a pretty woman who moves into the building.

Penny is romanced by a friend of the guys' while at a comic-book store. Meanwhile, Leonard and Wolowitz search for love at a bar's ladies' night.

Leonard, Koothrappali and Wolowitz go to Las Vegas, and Sheldon is locked out of the apartment, leaving him no choice but to stay with Penny.

While on a date with Stuart, Penny makes an unexpected discovery regarding Leonard; and Wolowitz asks for his friends' help on his NASA project when he uncovers a design flaw.

In the second-season finale, Leonard gets ready for a three-month long science trip, and he and Penny come to terms with their feelings for each other.

In the third-season opener, Sheldon feels betrayed when his friends alter his arctic-expedition data, so he takes off for Texas. The guys follow him, which kills Leonard's chance for a romantic meeting with Penny.

Sheldon and Howard consult an entomologist (Lewis Black) to help settle a bet---with their favorite comic books at stake---regarding a species of cricket. Meanwhile, Leonard and Penny try to figure out what's next after an awkward first attempt at intimacy.

Sheldon tries to change Penny through behavior modification, using chocolate as motivation. Meanwhile, Howard and Raj try to pick up women at a Goth nightclub.

Raj needs to find a new job or he will be sent back to India, so Sheldon hires Raj to work for him. Meanwhile, Leonard and Penny need to explain the "three's company" concept to Howard.

Sheldon enters a trading-card competition when he hears Wil Wheaton (in a cameo), for whom he harbors resentment, is also participating. Meanwhile, Wolowitz asks Penny to set him up with one of her friends. (Repeat).

Sheldon tries to teach Leonard the fundamentals of football, while Raj and Howard quarrel over an incident involving kites.

Leonard and Penny fight, and Sheldon mediates.

The guys' trip to San Francisco takes a detour once they learn that actress Summer Glau (appearing as herself) is on their train. Astrophysicist George Smoot also has a cameo.

Penny starts a hair-product business that suffers when her friends, particularly Sheldon, become involved.

Penny develops a rivalry with a pretty woman who moves into the building.

Penny is romanced by a friend of the guys' while at a comic-book store. Meanwhile, Leonard and Wolowitz search for love at a bar's ladies' night.

Leonard, Koothrappali and Wolowitz go to Las Vegas, and Sheldon is locked out of the apartment, leaving him no choice but to stay with Penny.

While on a date with Stuart, Penny makes an unexpected discovery regarding Leonard; and Wolowitz asks for his friends' help on his NASA project when he uncovers a design flaw.

In the second-season finale, Leonard gets ready for a three-month long science trip, and he and Penny come to terms with their feelings for each other.

In the third-season opener, Sheldon feels betrayed when his friends alter his arctic-expedition data, so he takes off for Texas. The guys follow him, which kills Leonard's chance for a romantic meeting with Penny.