To be so drunk that any boring joke will make you giggle like a little girl, and you eventually pass out (occasionally on a bus)with a purpetual smile glazed onto your face.
Girl: "Hey, good morning. How you feeling today? You were pretty drunk last night."
Guy: "Aww, dude, I was soo drunk! Oh Sh!t, I was so drunk, I was Dylan Drunk! Where did you find me this morning?"
Girl: "Ummm, well we're on the bus right now..."