1996 the Spice Girls took America by storm creating possibly one of the biggest girl groups of all time in a short span. Then we have Adele who is currently poised to top the album charts for its 21st week. Now hew had the bigger impact on the United States?

In the long run, it'll be Adele. Her success, even in only a year, is overwhelming.

Originally posted by DvnR In the long run, it'll be Adele. Her success, even in only a year, is overwhelming.