When I used to manage a KB Toys back in the day some of my regular customers were:
Q-tip
Kid Capri
Rob Base
The Sugarhill Gang
Spinderella (of Salt & Peppa)
Gordon (from Sesame Street)
George Benson
Julia Barr (Brooke English of All My Children)
Eddie & Charlie Murphy
I graduated from High School with major league baseball's Doug Glandville.
3 years ahead of Damon Lindelof(Writer and co-creator of LOST)
While I worked at WB:
Missy Eliott
Alan Ruck (Spin City)
I literally bumped into Michael Bolton at the Metropolitain Museum of History.
Met Dave Matthews at Newark Airport
Phil Simms in Pathmark
Eddie Vedder at Randalls Island Tibet Freedom festival.(His eyes are AMAZING in person)
Woody Allen & Suzanne Sarandon both on the same day, at the same time with their kids at St. Marks comics.
Bob from Sesame Street was one of my neighbors in High School.
Ronald Isley of the Isley Bros.( I went to school with his daughter Tia. She always had purple hair)
Brad Pitt while he was filming part of "Meet Joe Black" on 5th avenue.
Paul Sorvino & Tony Bennett, they both live one town over and Tony owns a recording studio by the railroad tracks.
Al Sharpton, he gets he's hair did at a beauty parlor in town.

Ellen Burstyn, at my current job.