Pied Piper (Shrek)

The Pied Piper is the Secondary villain in the movie; Shrek Forever After.

Shrek Forever After; the Movie
Rumpelstiltskin hired the Pied Piper to capture both Shrek and the other Ogres. He may not look threating but his flute has the ability to take control of anyone and anything as long as the dial is pointing at a certain picture. After the Pied Piper captured all the other ogres he failed to capture Shrek. Doing so Rumpelstiltskin fired the Pied Piper.

Video Games
The Pied Piper made several appearances as a boss is several Shrek Video Games

Shrek 2 Team Action
In the Video Game; Shrek 2 Team Action, one of King Harold asked Shrek, Fiona, Donkey, and Little Red to defeat The Pied Piper. In order to do that they have to defeat all of his rats.

Shrek Forever After; the Video Game
The Pied Piper also made an appearance as a boss in Shrek Forever After; The Video Game. He uses his magical flute to cause a certain ammount of obstacles for Shrek

Cameo
The Pied Piper also made several appearance in the original movie; Shrek.

Trivia

 * The Pied Piper doesn't speak a single word in the entire movie
 * Jeremy Steig, was the man who played the Pied Piper's Flute