Sightings:

Singer Roger Daltrey, of The Who, had a burger at Johnny Rockets on Ocean Drive on Monday.

Actor Steven Bauer hung out and sang '70s karaoke at Duffy's Tavern in Coral Gables on Saturday night.

On Friday night, Mary J. Blige danced and enjoyed some cocktails in Skybar's Redroom.

Star Trek actor Leonard Nimoy dined at Blue Sea at Delano on Friday night with his wife.

Last Friday, Jennifer Lopez was on Lincoln Road and tweeted "Walking around Lincoln Rd. in M Beach thinking about way back when no one really knew who I was. Today though, it's just CRAZY!"

Heroes Jimmy Jean-Louis, here to receive the key to Miami-Dade from Mayor Carlos Alvarez, checked into the EPIC hotel on Thursday night.

Castings:

The very popular So You Think You Can Dance show is holding open-call auditions on Monday from 7:00 to 9:30 AM at the Arsht Center. Those who are called back on Tuesday will have to impress judges Mary Murphy, Nigel Lythgoe and Cat Deeley.

Oxygen Network's Bad Girls Club will be holding castings at 9:00 PM at BED on Tuesday. Just tell the doorman that you are there for the Bad Girls Club casting and he will let you in.