Here's my list : (the timeframes might be a little off)

Bon Jovi (Summer of 1996, Indianapolis)
Britney Spears (Summer of 2002, New York City)
Smashing Pumpkins (Summer of 1997, New Jersey)
Celine Dion (December of 2001, Las Vegas)
Moby (Summer of 2001, New York City)

Orbital (Fall of 2000, New York City)
Paul Van Dyke (Summer of 2003, New York City)
Madonna (Summer of 2002, New York City)
Gloria Estefan (Sometimes in the late 80s, Jakarta)
Reza (Winter of 1999, Boston)

Diana Krall (Fall of 2003, New York City)
U2 (Summer of 2003, Long Island)
Pet Shop Boys (Summer of 1999, London)
Beautiful South (Fall of 1999, New York City)
Punjabi by Nature (Summer of 1999, New York City)

Vanessa Carlton (Summer of 2003, New York City)
Andy Lau (Winter of 1998, Las Vegas)
Jacky Cheung (Spring of 2001, Atlantic City)
Janet Jackson (Summer of 1993 or 1994, New Jersey)
Michael Jackson (Summer of 1987, Singapore)

Andy Lau (Summer of 2003, Atlantic City)
Ricky Martin (Summer of 2000, New York City)
N'Sync (Summer of 2000, New York City)
Backstreet Boys (Summer of 200, New York City)
Fourplay (Summer of 2002, New York City)

Dave Matthews (Summer of 1996, New Jersey)
Tony Braxton (Summer of 1996, Chicago)
Megadeth (Summer of 1991, Long Island)
Iron Maiden (Summer of 1991, Long Island)
Whitney Houston (Summer of 1992, New York City)

Sheila Majid (Summer of 1988 or 89, Jakarta)
Simon & Garfunkel (Summer of 2002, New York City)
Harry Connick Jr (Winter of 2001, New York City)
Sasha & Deep Dish (Winter of 2000, New York City)

That's all I can remember for now...