1) You are given a handjob
2) The person who just gave a handjob gives you a fine piece of hand-blown glass.
3) You are given a blowjob*
*During the blowjob, the glass maybe used in several different ways, hey whatever floats your boat.
Dave: "Nice, can I see it?"
Dave: "This is nice, you can notice the attention to the detail."
Mark: "I know, right?!"