Polyphemus Moth on the light in my dining room! How'd this thing slip in here??? (it's huge!)

Cecropia Moth - Huntington, MA 6.18.01
photographed with Nikon Coolpix 990 by daxe rexford

Luna Moth ~ Huntington, MA 6.30.02

I didn't take this picture, but i wish i had! it was taken by my mom's friend carol in her backyard. it is a picture of two hummingbird moths mating! that's something you don't see every day.