Complex sentence: His breakthrough role was in the 2006 film "The Pursuit of Happyness", and he has also starred in the remakes of "The Day the Earth Stood Still" and "The Karate Kid".
Split into simpler sentences: His breakthrough role was in the 2006 film "The Pursuit of Happyness". He has also starred in the remakes of "The Day the Earth Stood Still" and "The Karate Kid".