As Bobbi Kristina Brown continues “fighting for her life,” a number of celebs have sent their love and prayers to the late Whitney Houston’s only daughter. Clive Davis, Jordin Sparks and Estelle are among the latest to speak out on the tragedy as the 21-year-old remains hospitalized and on life support six days after she was found unconscious in her bathtub. Jordin Sparks, who co-starred with Houston in the film Sparkle, told E! News, “Just let them know that we are praying for them and wishing them nothing but the best and sending all of our good energy towards them.”