In Baby Ein's House in Baby Ein's baby room, Baby Ein's parents are tickling at Baby Ein to make him laugh ever but Baby Lukas is jealous so he walks away into his own bedroom & he lays down on his bed. Then, Baby Ein crawls to Baby Lukas's bedroom and he takes a peek at Baby Lukas that he's jealous so he has an idea to decided tickle him when he's a bad baby bully, Baby Lukas's cuter hater baby brother & hates his own parents but he loves Baby Lukas

Baby Ein : takes a peek at Baby Lukas & sucks his pacifier on his mouth