Chauncey Billups getting career advice from Knicks front office

Chauncey Billups wants to be Scott Perry one day.

Billups, the former All-Star guard for the Pistons, Nuggets and Knicks, spent three days earlier this week shadowing Perry at the Garden.

The Knicks’ first-year general manager has known Billups since he was in high school and Perry was an assistant at California, then at Michigan. They forged a deep bond when the Pistons made two straight NBA Finals in 2004 and 2005.

“I love Scott — I’ve known him since I was 16,” Billups told The Post in a phone interview. “He was there under Joe Dumars’ leadership and tutelage. We developed a great friendship through those years. You can tell he’s very good at what he does. … I think he’s going to do a great…