after the whole almost apocalypse and Casey coming back and being now stuck in the past you and your friends (Leo, Donnie, Mikey, raph, Casey, April) are all hanging out

Casey tried pizza for the first time and then April got a text from Cassandra (Casey's mom) and it was a pic of her fighting

Casey saw the pic

April:"hey we just got a text from are friend Cassandra"

Casey:"Cassandra?..that's my mom!"