It's been about four years since we last heard from Adele, when she began her domination of the record industry. "21" came at a time when album sales were at an all time low. Not even albums by Beyoncé or Lady Gaga could sell as well as earlier efforts; To say the record industry was slogging is an understatement. But then Adele came, and her cross generational appeal combined with being absolutely different from the Gagas and the Katy Perrys of the world that were flooding the radios sent "21" to the top of the charts. It is now one of the best selling albums of all time, and to date has sold 30 million copies worldwide. It still is sitting pretty within the Billboard Top 100.
