Solange Knowles has collaborated with members of an R&B girl group.
LovHer was an American R&B girl group . The group was formed in 1999 by Sisqó , lead singer of R&B group Dru Hill , who wanted to put together a girl group that would present a raw , `` street '' appeal . Solange Knowles . Between 2005 and 2007 , Knowles had several minor acting roles , including the direct-to-video Bring It On : All or Nothing ( 2006 ) and continued writing music for her older sister Beyoncé Knowles-Carter and for ex-Destiny 's Child group members Kelly Rowland and Michelle Williams .