On TV this Friday: Emerald City and When We Rise reach the end of their respective runs, The Vampire Diaries hosts a June wedding and Sleepy Hollow deals with an all-too-real imaginary friend. Here are 10 programs to keep on your radar:

On TV this Friday: Emerald City and When We Rise reach the end of their respective runs, The Vampire Diaries hosts a June wedding and Sleepy Hollow deals with an all-too-real imaginary friend. Here are 10 programs to keep on your radar:
Season 2 premiere: The girls must save Donny the Unicorn from a seemingly invincible foe. (Watch Samurai Jack revival trailer.)
Nick, Hank and Wu investigate after a man insists his friend was consumed by a tree-like figure; precautions are taken following Eve’s mirror encounter. (When is series finale?)
Special time: Pitches include a product for wine enthusiasts and a lozenge that curbs overeating.
In the series’ penultimate hour, Stefan and Caroline’s nuptials are used to lure Katherine out into the open. (Watch promo; view photos.)
Miniseries finale: Cleve organizes a march in protest of California’s Proposition 8; Roma fights for healthcare in San Francisco; Ken turns to Cecilia Chung for help.
Season 1 finale: Dorothy tries to save Oz from the tyrannical wizard; Tip and West arrive in Emerald City, hellbent on vengeance. (Not yet renewed.)
Mary is surprised when Lord Darnley pays her an unexpected visit; Elizabeth attempts to form alliances.
When a monster appears resembling Molly’s imaginary friend, Diana realizes her kid will never have a normal life. Yathink? (Should Fox Keep or Cut this bubble series?)
Guests include AM Joy host Joy Reid, commentators Jeffrey Lord and Charlie Sykes, law professor Rosa Brooks and environmentalist Bill McKibben.
The newsmagazine explores the ongoing debate about how early the medical transition should begin for trans youth.