2008
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Released "Just Dance" on April 8th, 2008. It finally hit #1 in January 2009 and became the third best-selling digital song of all time in the U.S. and Gaga's first hit single ever.
2009
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2010
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Lady Gaga breaks record for having the longest stay on the UK album charts in 2010: 154 weeks.
In June 2010, Lady Gaga hits 10 million Facebook fans, surpassing Obama.
Lady Gaga became one of Time's Most Influential Artists in April 2010.
In January 2010, Lady Gaga won 2 Grammy Awards for Best Dance Recording and Best Electronic/Dance Album.
In June 2010, Lady Gaga was listed on the Forbes list as #4 as the Most Influential and Most Powerful celebrities in the world.
The Fame album hit diamond worldwide certification in 2010