Here's the Seth Meyers bit. Donald Trump, who was in the audience, was so not amused, but Meyers was relentless. Hilarious. (And here's the Obama speech, which was also funny).

Hollywood at Home (8pm, HGTV) - Celebrities offer tours of their homes and discuss their personal style. Featured: John Leguizamo, Lara Spencer, Trace Adkins, Evan Lysacek, Paul Shaffer, and Lisa Ling.

The Royal Wedding: The Encore and More (8pm, TLC) - If you were trapped in a mine for the past 36 hours, you can watch memorable moments from the wedding of Prince William and Kate Middleton. Includes interviews with guests who attended the wedding.

White House Correspondents Dinner (9pm, MSNBC, CSPAN) - Seth Meyers (right, 'Saturday Night Live') headlines the event, which usually features a comedic turn by the president. Journalists are also honored for their work and 18 Washington, D.C. students will receive college scholarships.

Marwencol (11pm, UNC-TV) - An Independent Lens documentary about Mark Hogancamp, a man who seeks recovery in Marwencol -- an incredible 1/6th scale World War II-era town he creates in his backyard -- after a vicious attack leaves him brain damaged and broke. Read more about Hogancamp and Marwencol at the Independent Lens site.