Here are some TV shows that are often recommended to help improve your mood and lift your spirits:

1. “The One Where Everybody Finds Out” (Friends, Season 5, Episode 14) – a hilarious and heartwarming episode where the gang discovers that Chandler and Monica are secretly dating.
2. “The Fight” (Parks and Recreation, Season 3, Episode 13) – a fun and uplifting episode where Leslie organizes a boxing match to raise money for the park.
3. “Mulaney” (Seinfeld, Season 8, Episode 16) – a classic episode where Jerry and George try to pitch a TV show to a network executive.
4. “Teddy Perkins” (Atlanta, Season 2, Episode 6) – a surreal and haunting episode where Darius visits a creepy mansion to buy a piano.
5. “Beach Games” (The Office, Season 3, Episode 23) – a fun and heartwarming episode where Michael takes the Dunder Mifflin employees to the beach for a day of team-building activities.
6. “Ron and Tammy: Part Two” (Parks and Recreation, Season 3, Episode 4) – a hilarious episode where Ron’s ex-wife Tammy returns and chaos ensues.
7. “Ron and Diane” (Parks and Recreation, Season 5, Episode 9) – a heartwarming episode where Ron and Diane host a dinner party and their relationship is put to the test.
8. “Wingman” (New Girl, Season 1, Episode 3) – a fun and uplifting episode where Nick tries to help Schmidt score a date.
9. “The One with the Proposal” (Friends, Season 6, Episodes 24-25) – a classic episode where Chandler plans to propose to Monica in a romantic and hilarious way.
10. “The Suitcase” (Mad Men, Season 4, Episode 7) – a powerful and emotional episode where Don and Peggy work together on a project and confront their complicated relationship.

Of course, everyone’s preferences are different, so what works for one person might not work for another. But these shows are generally considered to be uplifting and entertaining, and they might be just what you need to improve your mood and feel better.