Katie Cassidy: DKNY Darling

Katie Cassidy was spotted out in New York City.

The "Monte Carlo" star looked great as she hit up the DKNY Sun Soiree held at The Beach at Dream Downtown.

Katie Cassidy: Miu Miu In Beverly Hills

Katie Cassidy was spotted at the 'Muta' presented by MIU MIU event in Beverly Hills, CA.

The "Monte Carlo" actress looked great as she posed for pictures at the private residence.

Leighton & Katie: "Monte Carlo" Mates

Leighton Meester & Katie Cassidy were spotted promoting "Monte Carlo" in New York City.

The "Gossip Girl" costars looked great as they headed to the Ritz-Carlton Hotel for a press junket.

Katie Cassidy: "Monte Carlo" Cutie

Katie Cassidy was spotted at the Lincoln Square Theatre in New York City.

The "Gossip Girl" actress looked lovely as she attended the premiere of her new movie, "Monte Carlo".