Ep 18. Karma

In How I Met Your Mother season 7 episode 18, titled "Karma", the gang comes together to get revenge on each other for past wrongdoings. The episode begins with a series of flashbacks showing moments where each member of the group had hurt one another in some way. Robin cheated on Barney, Marshall was selfish in a group project, Ted ruined a date for Barney, and Lily stole a painting from Ted's apartment.

After realizing how they've all wronged each other, they decide to have a "revenge" day where they can get back at each other to even the score. The group splits into pairs to come up with the best revenge plans. Marshall and Lily target Robin, while Ted and Barney team up against each other.

Marshall and Lily's plan involves a fake job offer for Robin, which ultimately leads to her unknowingly accepting a job as a researcher for a morning talk show hosted by an on-air personality widely known for his sexist remarks. Meanwhile, Ted and Barney's plan backfires when they both end up losing a bet and being forced to wear ridiculous outfits in public.

As the day goes on, the group begins to feel guilty for their actions and starts to make amends with each other. Marshall and Lily apologize to Robin, and Ted and Barney ultimately forgive each other for their pranks.

The theme of karma is prevalent throughout the episode, with each character facing consequences for their past actions. However, the episode also emphasizes the importance of forgiveness and moving on from past mistakes.

Overall, "Karma" is a fun and lighthearted episode that showcases the dynamic between the characters and their ability to come together, even in times of conflict.