I did an assignment like this today.
ANSWER: Joe couldn’t take his eyes away from the huge, black, flatscreen tv. “Turn around he’s right behind you” Joe screamed at the tv. His room was tainted with the overwhelming smell of buttery popcorn, while he watched the Halloween marathon.
Sight: (huge,black,flatscreen)
Smell: (Buttery Popcorn)
Sounds: (Dialogue from joe yelling at the tv)