A dirty Jack
When you're having sex in the garden and the girl throws a gnome up your butt like it's a game show and you're the contestant.
I was having a good time, but she threw a gnome up my butt like it was a surprise.
He was in the middle of a kiss, and she threw a gnome in his butt.
They were having a romantic moment, and she threw a gnome up his butt like it was a prank.