The Bulwer-Lytton Prize
"Detective Bart Lasiter was in his office studying the light from his one small window falling on his super burrito when the door swung open to reveal a woman whose body said you've had your last burrito for a while, whose face said angels did exist, and whose eyes said she could make you dig your own grave and lick the shovel clean."
That's the winning entry for this year's Bulwer-Lytton Prize, a contest "which challenges entrants to submit their worst opening sentence of an imaginary novel."
Read more about it here.
My favorite is from a few years ago: "It was a dark and stormy night, and the rain falling in my whiskey dampened my spirits."