Ник Ривьера/Галерея
Billboard gag in In the Name of the Grandfather

Billboard gag in Homer the Whopper

Billboard gag in Friends and Family

Dr. Nick's first appearance

Dr. Nick's Walk-In Clinic

"'Inflammable' means 'flammable'? What a country."

Dr. Nick is a grave robbing

Nick Riviera is crushed by a large shard of glass in The Simpsons Movie

Dr. Nick in The Simpsons Guy