When Homer tested glasses on Eye Caramba he wearing a pair's that Val Kilmer using according the optometrist. When Homer heard that he said he is his favorite Door. The Optometrist added then and Yoko Ono. Homer said then at she ruined the Plastic Ono Band and threw away the glasses.[1]
After drinking a 40 year old novelty beverage, Bart started hallucinating and hallucinated Milhouse naked, kissing Yoko Ono. Later on, Ned Flanders said that Bart went "Yoko" and broke up his collection.[2]
After taking Nappien, Homer woke up in a bed in the Rock 'N' Roll Wax Museum next to John Lennon, having thrown a Yoko Ono waxwork out of bed.[3]
Footage of The Beatles was shown off in the documentary Salt You Need Is Love by Peter Jackson. In the footage, Yoko Ono was seen next to John Lennon.[5]