whatever flips your switch

This basically means whatever turns you on but it is a more subtle and polite way to say it

Bobby: hey have you seen human shrek 😩 so segsy
Bobette: I mean I don’t think so but whatever flips your switch ig

flipping the switch

When you are very impressive about something! You´r flipping the switch!

I´m flipping the switch after her incredible freestyle routine at the Wind Games 2017!

flip the switch

To have a sex change.

I don't define myself by any gender, but I can't very well flip the switch.