The Benchwarmers (2006)

Continuity mistake: In the scene where the Benchwarmers are playing Karl's Auto Body and Gus is deciding to get Clark involved in the game, as the camera cuts back and forth between Gus and Clark you can see that the batter at the plate changes between cuts.

[Mel just informs construction workers they have 24 hours to build baseball stadium.]
Mel: If you build it, nerds will come.