After the Dynamos of Mamma Mia! co-starred with NYC Mayor Michael Bloomberg in a parody skit at the recent Inner Circle charity dinner, it was only fair for Hizzoner to see them live at Broadway’s Winter Garden Theatre. The Broadway-loving Mayor got his ABBA on at the April 9 performance of the long-running hit musical, then headed backstage to pose with Lisa Brescia, Judy McLane and Jennifer Perry. Join in on the fun by taking a look at Bloomberg's visit below.