S3·E6 Eric's Panties

Donna finds a pair of panties in the Vista Cruiser and thinks that Eric is cheating on her with his lab partner. Everyone is in for a big shock when they find out who the panties really belong to. Red's doctor's appointment shows that he has high blood pressure, so Kitty puts him on a strict diet, which he finds inedible. Kelso gains a new nickname due to a mishap in the cafeteria.