Rebel Wilson & Ashley Tisdale — Melons Out for Luau and Size Matters

Rebel Wilson“s watermelons versus Ashley Tisdale“s coconuts — photo proof life (and Hollywood) ain”t always fair.

Reb and Ash were sporting their custom made bras in L.A. while shooting a scene for their new sitcom, “Super Fun Night” — which we”re sure it was.

Unless, of course, you”re more into grapefruit. Or bananas.