They join previously announced presenters and attendees Ty Burrell, Louis C.K., Stephen Colbert, Rob Corddry, Tina Fey, Bill Hader, Chloe Moretz, Tracy Morgan, Trey Parker, Craig Robinson, Andy Samberg, Jon Stewart, Matt Stone and Kristen Wiig.
The ceremony is to be taped at Manhattan's Hammerstein Ballroom. It is to air April 10 on Comedy Central, as well as on multiple MTV networks including Spike TV, VH1, CMT, TV Land, Logo and Nick at Nite.
Pistorius testifies he didn't consciously pull trigger when he shot girlfriend
Biologists detail four new deep-sea 'killer sponges'