Premise: Just Dance (song) . It was released in 2008 as the lead single from Gaga 's debut studio album , The Fame . In the United States , `` Just Dance '' was a sleeper hit , spending almost five months on the Billboard Hot 100 before finally reaching the summit of the chart in January 2009 , after being released in April 2008 .
Hypothesis: 2008 was the year Just Dance was released.
Label: ENTAILMENT