She does the fighting in bars, I do the washing up

Are the cake rolls a metaphor for a part of you?

Cake rolls is a tool of the confectionery!

Lol why is there a tennis racket in the girl's speech bubble? Are only girls allowed to play tennis?
(Yes, yes, I realize it's a mirror. But it only emphasizes the fact that gender roles are utter bullshit, doesn't it?)