Complex sentence: After its release in 1999 Toploader went on to become one of the most popular acts in British music, selling over two million albums with a string of top 20 chart hits home and abroad.
Split into simpler sentences: After its release in 1999 Toploader went on to become one of the most popular acts in British music. In their career to date the band have sold over two million albums with a string of top 20 chart hits home and abroad.