Sean’s caption of “GOOOOOOOOOOOOOOOOOIL” is brilliant but more as a title than caption–not something the keeper, Robert Green, would be thinking.
We’ll call “GOOOOOOOOOOOOOOIL” winner 1a and the new title of the cartoon. However, the winning caption (left on my cartoon site) from David Wolfe, is:

The keeper’s name is Robert Green…get it?
David will be receiving his very own “See bikes.” t-shirt later this month!
Thanks to all who entered a caption!