"This is really amazing! I love you all! I better get busy writing 4,947,608 thank you notes! U guys make me so happy," she wrote on her Tweeter online page.The 28-year-old singer has an account on Twitter since 2008.Mega TweeterBritney spears has crushed all competition on Twitter.com - the pop princess has become the first person on the social networking site to garner more than 5 million followers.Britney Spears tweeted, “WOW!!!!! #1 on Twitter! Thank you…This is really amazing! I love you all! I better get busy writing 4,947,608 thank you notes! U guys make me sooo happy!”Brit thanked her fans by doing a Q&A on her Twitter page. Her followers bombarded her with questions about her tour, favorite “ sec and the City” character, and who she would like to collaborate with musically. The singer responded to quite a few of their inquiries. But better watch Lady Gaga who is soon catching up. Lady Gaga (@ LadyGaGa) currently has 4,249,607 supporters, that is not very far from achieving the second, or maybe very soon to the first, displacing Britney.

