Rule 34 Dev - alvin_and_the_chipmunks alvin_seville anal anal_penetration anthro anus ass bed blush bottomless brother chipmunk closed_eyes clothed clothing cub cum cum_from_ass cum_in_ass cum_inside cum_on_anus cum_on_penis cum_splatter cum_while_penetrated diskodeath drooling embrace erection eyewear fur furry glasses hands-free hat headgear hoodie incest lying male male/male mammal messy nerd nude on_bed on_front on_top open_mouth orgasm orgasm_face penetration penis rodent saliva saliva_string sex shirt sibling simon_seville straddling testicles uncut under_covers yaoi young|620347