Work continues on the Pilot Episode.
Here are two screenshots of Marty meeting with Mr. Dumb Waiter and being transported to the Intergalactic Bathroom.
INT. DUMB WAITER ROOM – DAY
Marty enters the room and approaches a small DUMB WAITER.
Open up, Mr. Dumb Waiter. I must
visit the Intergalactic Bathroom.
The Dumb Waiter opens and Marty climbs inside.
The Dumb Waiter launches into outer space with Marty inside.