How I Met Your Mother (8pm, CBS) - The Season 8 finale, set just before Robin and Barney's wedding, has Ted taking Lily to see the house he's been fixing up, and Robin and Barney having their night of relaxation interrupted by an obnoxious couple.
90210 (8pm, CW) - The series ends with cast and producers reflecting on the show's memorable moments. Then, the gang (right) come together after a traumatic event strengthens their relationships.
2 Broke Girls (9pm, CBS) - Season 2 ends with Max and Caroline offering to deep-clean a previously hidden part of the diner and discovering something that could revive their cupcake business.
Castle (10pm, ABC) - In the Season 5 finale, Beckett interviews with a federal agency, prompting her to reexamine her personal and professional lives. Meanwhile, the team investigate the death of a young woman who was found floating inside of a water tank in a flop house.
Bates Motel (10pm, A&E) - Dylan and Bradley connect, and Emma goes on a trip.
Rectify (10pm, Sundance) - Daniel begins to lose his grip on reality as he struggles to adjust to life on the outside. Meanwhile, Ted Jr. starts to question Daniel's innocence.
Revolution (10pm, NBC) - Romance heats up between Miles and Nora, and Charlie and Jason. Also, the militia launches drone strikes, Monroe faces an assassination attempt, and President Foster considers surrender.