"You mean like, 'cowabunga dude?'"

Possibly Mikey was way too used to the feeling of mush-brain. It certainly wasn't putting him on his knees the way it was Raph, but yes, he did feel weird. Like there were too many memories in his head. Except that he couldn't remember the memories.

"Man, I can't believe I've never said that before. It feels so natural. Have I said that before? Are things memories if you can't remember them?"