If you only count the comics that are part of the regular storyline, Killroy and Tina's 50th comic will be this Wednesday! I should really do something!
...but what?
He's got a point there. Perhaps you could combine the two. A naked pie. Or you could borrow my failsafe. Dancing monkeys. Or even a line of naked dancing monkeys juggling pie! . . .no. . .best save that for strip 100