Pop singer-songwriter and producer Pitbull treated the crowd to several of his chart-topping hits including International Love and Give Me Everything as Rehab returned for its ninth season on Sunday, April 22 (Photo: © Scott Harrison/ RETNA/ www.harrisonphotos.com).

Photo: © Scott Harrison/ RETNA/ www.harrisonphotos.com.

Photo: © Scott Harrison/ RETNA/ www.harrisonphotos.com.

Photo: © Scott Harrison/ RETNA/ www.harrisonphotos.com.

Photo: © Scott Harrison/ RETNA/ www.harrisonphotos.com.

Photo: © Scott Harrison/ RETNA/ www.harrisonphotos.com.

Photo: © Scott Harrison/ RETNA/ www.harrisonphotos.com.

Photo: © Scott Harrison/ RETNA/ www.harrisonphotos.com.

Photo: © Scott Harrison/ RETNA/ www.harrisonphotos.com.

Photo: © Scott Harrison/ RETNA/ www.harrisonphotos.com.