Jimmy Fallon Pens an Anthem about BP's Oil Spill called "Balls In Your Mouth" 1.72K Whitney Jefferson 05/31/10 02:10PM Filed to: Late Night Late Night oil spill Jimmy Fallon TV Video tweet "Don't swim in the ocean, you'll get [tar] balls in your mouth," sang Fallon during Friday night's Late Night broadcast. Despite the humorous tone, the song of protest resonates with those of us angry about the spill.