Erika Jayne announces Vegas residency with weight loss.

Wednesday night, Erika Jayne announced her Las Vegas residency while showing off her toned body.

The "Xxpen$ive" singer flaunted her recent weight loss while flaunting her toned arms,

dancer legs, and ample cleavage in a shimmering metallic mini dress.

She wore glam makeup and styled her blond hair in long, cascading waves for her beauty look.

At the West Hollywood nightclub Bootsy Bellows, Jayne, 51, celebrated her upcoming performance in Sin City with followers and influential people.

While announcing her new Las Vegas residency, Erika Jayne appeared gorgeous and in great shape.

The "Xxpen$ive" singer flaunted her toned arms and legs while wearing a metallic minidress that shimmered.