TLC+1 NASA asks Raj to craft a message for aliens in the event of contact, and Penny must choose between an audition or her job in pharmaceutical sales. 2026-08-21 Wolowitz and Sheldon can't get a drone to fly, Leonard nearly misses giving a commencement address, and Raj pits his parents against each other. 2026-08-21 Leonard and Sheldon's mothers come to town to celebrate their sons getting an award, but the opinionated women engage in an altercation over religion. 2026-08-21 Leonard and Penny are pressured to set a wedding date by Sheldon, whose relationship with Amy has taken an interesting turn. 2026-08-21 Penny has a problem dealing with Leonard's confession about having kissed another woman, while Sheldon is confused about Amy calling a time out. 2026-08-21 Edward struggles to fit in with Marissa's friends, Catie's mum is concerned about her recent behaviour, and Anabelle offends Shea's daughter. 2026-08-21 Dr. Lee meets a patient with a big bump on his forehead. Plus, 30-year-old Shelby has developed mysterious bumps all over her body. 2026-08-21 Mike punishes Axl for his mess by forbidding him to play in the last game of the season, but everyone assumes that Mike has an ulterior motive. 2026-08-22