Michelle Williams is thriving in her Broadway run, but she says her time on stage could be even better if two of her sisters were there too. The singer and actress, 45, is currently playing Viola Van Horn in a Broadway production of Death Becomes Her based on the 1992 movie,

Destiny’s Child reunited backstage Nov. 21 on the opening night of “Death Becomes Her” on Broadway, starring Williams as Viola Van Horn. Beyoncé and her mom, Tina Knowles, documented the evening through a series of sweet posts on social media.

Beyoncé posted footage on Instagram Saturday from the trio’s reunion as they posed backstage alongside the “Texas Hold ’Em” singer’s mom, Tina Knowles, at the musicals