What is rev up those fryers?

Hey, Mr. Krabs is getting all sweaty again!
Can't you see we're closed?

You better rev up those fryers, because I am sure hungry for one- HELP HELP!

rev up those fryers - video

Rev up those fryers - what is it?

do as fred the fish says.

Fred: Rev up those fryers~!!!
Fred: Help!! Help!! My Leg!!