Complex sentence: During the show, Unga achieved the feat of simultaneously having the top four most downloaded songs on MSN Music, reaching the No.1 position on the MSN charts being an unprecedented feat for an unsigned artist.
Split into simpler sentences: During the show, Unga achieved the feat of simultaneously having the top four most downloaded songs on MSN Music. Reaching the No.1 position on the MSN charts being an unprecedented feat for an unsigned artist.