How many views did just dance by lady gaga have on youtube?

According to YouTube, as of my knowledge cutoff in September 2021, the official music video for Lady Gaga's "Just Dance" has over 1.1 billion views on the platform. However, please note that this information may be outdated and the view count may have changed since then. To obtain the most up-to-date information, I recommend visiting YouTube and searching for the official music video for "Just Dance" to see the current view count.