Lady Gaga Passes One Billion Mark on YouTube, Bieber Closing InFirst, Lady Gaga had the most viewed music video on YouTube with 'Bad Romance,' and then Justin Bieber stole the throne away back in July. Now, Gaga's YouTube channel has crossed the one billion mark, and yet again the Biebs is closing in quick. Lady Gaga became the first musician to record over one billion views on YouTube, crowning her the cultural Queen of the YouTube generation, but even with a huge head start, Bieber is on track to pass the same mark by Nov. 1, Hollywood Reporter estimates.

"We reached 1 Billion views on youtube little monsters! If we can stick together we can do anything. I dub you kings and queens of youtube! Unite!" Lady Gaga announced Monday morning on Twitter.

Currently, Gaga's YouTube channel has 1,001,881,969 total upload views, while Bieber's has 965,831,991.

Watch Gaga's 'Bad Romance' and Bieber's 'Baby' after the jump!