Tags: funny, mark, ruffalo, solid, dude
Tags: funny, physics, ruff
Tags: funny, ruff
Tags: funny, ruff, relationship, animated, gif
Tags: funny, straight-laced, world, ruff
Tags: funny, mark, ruffalo, robert, downey
Tags: funny, life, ruff
Tags: funny, thats, gruff, buddy
Tags: gif, dont, ruffle, blue, tits, feathers, mating, season, animated
Tags: funny, ruff, life