Continuity mistake: In the scene where Felicity shoots out Mustafa's tire, you can see in the next two shots that the tire is fully inflated as it goes off the cliff.
Continuity mistake: During Elvis Costello and Burt Bacharach's number, the drummer's snare rim taps are not in time with the actual music.
Continuity mistake: When Fat Bastard explodes through Austin Powers' bedroom door, you can see where his right arm was meant to break through, but didn't. The piece of the door is shown still intact for a moment or two, but with the outline of his arm surrounding it. It disappears in the very next shot of the door only a second later.
Continuity mistake: At the start the astronaut is working on the satellite and turns around fully, then stops and sees Big Boy. The camera changes angle and the astronaut is still turning around.
Continuity mistake: In the scene where Austin and Felicity are downtown on the sidewalk, they alternate long and closeup camera shots from the same angle. There is a crowd of people standing around watching them in the background on the long shots, but only individuals walking past, ignoring them, in the closeup shots.
Continuity mistake: In the famous "fight scene" with Austin and Mini Me, we see Mini Me picking Powers up in a Gorilla press and turning him around. Well, when the camera is closing up on Mini Me, he is standing still, twisting him round. However, when the camera isn't close-up on him, Mini Me is turning round.
Continuity mistake: In the view from the inside the tent, Austin is crouched and standing four legged. But his silhouette shown from the outside shows him perfectly four legged with his back straight.
Continuity mistake: When Felicity was packing the tennis racket into the bag in the tent it must have been a tight fit, but a second later the bag is seen completly empty.
Continuity mistake: When Austin is at the photo shoot with the Ivana Humpalot and Rebecca Romijn-Stamos (playing herself), he raises his arm and there is a sweat stain in his armpit. A few seconds later, when he raises his arm again, it's gone.
Continuity mistake: When Felicity is sticking a racket in the bag, the racket has at first been tucked all the way in to the end of the handle. But a frame later, half of the handle is still out.
Continuity mistake: Austin is in a different position in his frozen state in this film than he was in the first film when he was unfrozen.
Continuity mistake: When Austin is playing chess with Ivana, his necklace symbol keeps switching sides, yet he clearly isn't jolting around enough for it to move in this way.
Continuity mistake: After Austin and Felicity have crossed the street in London and have sat down at the cafe, where Burt and Elvis are playing, Felicity has a red handbag with her. She places the bag on the table whilst her and Austin talk about the future. When Austin says "care to dance" the bag is still on the table. They both go to dance, and the table is taken away by a woman towards the edge of the screen. The scene goes back to Austin and Felicity dancing for a second. The woman can now be seen with two chairs, but no table or red handbag.
Continuity mistake: There is a scene when Austin and Felicity spend a day on the town, go back to Austin's shag pad, then separate for the night. The next day they are back in the same exact clothes as yesterday (after a clothes change piece the night before).
Continuity mistake: After Felicity says to Austin, "Don't worry about me, you have to save the world", smoke starts to fill up the glass case she is trapped in(this is the scene in Dr. Evil's moon base). When Austin starts shooting the henchmen, Felicity's glass case isn't filled with any smoke.
Continuity mistake: When the movie starts Austin's hands on the Kamasutra book change positions between shots.
Continuity mistake: When Austin holds the Kamasutra sometimes it's next to his chest or not and the pocket of his silk robe is visible or not, depending on the shot.
Continuity mistake: When the Frau introduces Unibrow, there are two Starbucks employees behind them working the right end of the counter. Cut to Unibrow and the Starbucks employees have disappeared.
Continuity mistake: When introduced, Mini Me is standing behind the white screen, he's posed with his right hand up, all the way to the reveal. When the screen slides open, his arm is down.
Continuity mistake: When Austin and Mini Me are fighting Mini Me hocks a loogie in Austin's face. The spit disappears almost immediately but we never see Austin wipe it away.
Answer: The music is the theme song to the TV show "Charlie's Angels".