Bieber YouTube's most-watched

Justin Bieber fever. Photo / Natalie Slade

NEW YORK: Justin Bieber's music video for Baby is the most-watched video ever on YouTube.

The 16-year-old pop star's video passed Lady Gaga's Bad Romance video to take the all-time lead.

More than 246 million have watched Bieber's video on the Google-owned website.

Bieber tweeted a thank you to "Beliebers" and said the video's success was "crazy". The singer wrote: "I started on youtube so ... WOW!"