PHOTO FLASH: Jason Alexander, Jane Seymour, Louis van Amstel et al. at Ballroom with a Twist

Former Dancing With The Stars celebrity dancer Jane Seymour was the celebrity host for this past weekend’s performances of the dance spectacular Ballroom with a Twist, at the El Portal Theatre.

Seymour performed two numbers, “Moonriver” and the “Assasins Tango” with DWTS pro dancer Jonathan Roberts. In addition, Jason Alexander made an unscheduled impromptu appearance during the show, and posed with the cast afterwards. Also in attendance was entertainer Roslyn Kind.

Conceived and choreographed by Dancing With The Stars‘ Louis van Amstel, the show features dance finalists from that show including Edyta Sliwinska, Alec Mazo, Jonathan Roberts, and Anna Trebunskaya; dance pros from So You Think You Can Dance including Randi Lynn Evans, Ade Obayomi, and Johnathan Platero; and American Idol finalists David Hernandez and Gina Glocksen.

For tickets and more information, click here.