Phineas's Challenge:SNEAKAGE NUMERO DOS

You sneak lright.Robotnik see's you,then trys to blast you with his PINGAS Rray.USING UR AWESUM ACROBATING YOU LEARNED AT PIE.you managed to get to him,and right when his PINGAS ray runs out.Then,Robotnik turns into Phineas(OMGZ).So what do you do?