- "Tell me, Doctor, where are we going this time? / Is this the Fifties, or 1999?"
- —Opening lines of "Back in Time", performed by Huey Lewis and The News
- Sunday, February 14: The boys' gym at Whittier High School, the filming location of Hill Valley High School, burns.
- Thursday, February 18: - Tommy Thomas died.
- Tuesday, February 23: - Christopher Lloyd appears in the Spin City episode "Back to the Future IV: Judgement Day" along with Michael J. Fox.
- Monday, November 22: - The 1989 film Back to the Future Part II celebrated its 10th anniversary.