Watch as Will Arnett, the voice of LEGO Batman, prank calls a toy store as the Dark Knight on the Matt Edmondson Show on BBC Radio 1. Also, be sure to check him out below as he attempts to walk across a bed of Lego bricks on Jimmy Kimmel Live!
All he has to do is make a phone call where each sentence starts with the next letter of the alphabet, in character, as Lego Batman. Simple?