I am obsessed please please help?

i am the type of person who will obsess over something if i lik it. this just happens to be wih people. celebrities that i think are funny and pretty and that i am drawn to like. i went through a stage of obsession so bad where all of one summer i spent on youtube watching vids of her (mel B) in the spice girls and interviews where i would spend hours online and when i left the computer, i felt depressed. i did that for another celbrity. and now i am obsessed with chelsea handler. i saw her comedy show live 2 days ago and now i am on youtube watching every single video shes in of her show, interviews and her on other things cause shes so funny and im in lvoe with her. im not gay i have a bf but you knwo what i mean. and i had to go hang with my girl friends today cause i felt so depressed cuz i got to meet her to affter her show and got her autograph so it makes the obsession worse cuz i met her. and i just want to hang with her and no her. is this normall i cant help it i think bout her constantly and ecspecially the show i went to cuz i cried durin the show of complety hilariousness the whole 3 hours and after the show cuz i was so sad that what ive been obsessin over and anticipating was over nd thts she best il get of her