At first the video below of Jimmy Kimmel visiting the gang at ‘Sesame Street’ looks like a spoof. But the late night host actually went on ‘Sesame Street’ yesterday to talk to Abby Cadabby about siblings. Even cuter, his “brother and sister” Timmy and Kimmy joined in the fun.

Strange how his brother and sister look a lot like Kimmel himself. Watch the sibling rivalry below.