Singer Bobby Brown said at a weekend concert that his daughter Bobbi Kristina Brown has been hospitalised since being found unresponsive in her bathtub nearly three months ago. But the singer did not elaborate on her medical condition."I can say today, Bobbi is awake. She's watching me," Brown told concert goers at the Verizon Theatre in Grand Prairie, Texas, according to a video posted on the website TMZ.It was not clear whether Brown's statement reflected a change in the health of his 22-year-old daughter with the late pop singer Whitney Houston. Representatives for Brown and his daughter did not immediately respond to requests for comment yesterday.TMZ said Bobby Brown's sister Tina posted on Facebook that Bobbi Kristina "woke up and is no longer on life support".Bobbi Kristina Brown was found on January 31 face down and unresponsive in a bathtub in her suburban Atlanta home. A few details about her condition have been released since.Last month she was transferred from Emory University Hospital in Atlanta to a rehabilitative centre, according to her family, who have said she is fighting for her life.Houston, a six-time Grammy Award winner, drowned in a hotel bathtub in Beverly Hills, California, in February 2012 at the age of 48. Cocaine and heart disease contributed to her death, according to authorities. ..