Phineas and Ferb the Movie: Across the 2nd Dimension (2011 TV Movie)
Dr. Doofenshmirtz says, "Fly, my Normbots!"
In "Brand New Best Friend," the two Dr. Doofenshmirtzes dress up as the Lone Ranger and Tonto.
In "Brand New Best Friend," the two Dr. Doofenshmirtzes dress up as Lucy Ricardo and Ethel Mertz in the chocolate factory.
In "Brand New Best Friend," the two Dr. Doofenshmirtzes dress up as Ralph Kramden and Ed Norton.
In her jail cell, Candace bounces a ball against the wall in the same manner as Captain Hilts in "The Great Escape."
Phineas and Ferb's parents go to see a movie titled "That Darn Fiancé."
Phineas says, "Next thing we know, we're bouncing on up to the east side, to your deluxe apartment in the sky."
In "Brand New Best Friend," the two Dr. Doofenshmirtzes dress up as the Blues Brothers.
Candace lays on the cot in her jail cell in the exact same position as Princess Leia in the Death Star. Jeremy breaks into her cell and says "I'm Jeremy Johnson, I'm here to rescue you."
One of the dimensions visited by Phineas, Ferb, Candace, and Dr. Doofenshmirtz is a "Q*bert"-like game board.
Title reference: 8th Dimension/2nd Dimension
Irving stands on top of a pile of defeated robots and shouts, "Wolverines!"
Jakob Stegelmann mentions the film in the news segment "TNN - Troldspejlet's nyhedsnetværk" + clip shown
Dr. Doofenshmirtz and his clone as Jake and Elwood Blues