His Story IV - S6-E7
Visible crew/equipment: When Slagathor is watching Laverne, Dr Cox and Elliot and Turk argue amongst themselves, you can see just under Slagathor's feet the tape she is standing on to tell her where to stand during filming. (00:11:20)
Visible crew/equipment: When the elevator stalls, Ted and Gooch start singing their state songs to Cox and Kelso. As they start their song for Arkansas, a boom mike momentarily dips just a bit into frame at the top.
My Nickname - S1-E10
Visible crew/equipment: When Turk goes into a patients room, looks out the window and sees Kelso, a hand is visible at the bottom of the room's door.
Answer: Dan was drinking beer and Cox feared that Dan might get so intoxicated he would fall asleep and drown in the tub.
Mortug