Complex sentence: In 2005, Nelly released the rap single "Grillz" which promotes the dental apparatus.Grills were also popularized in hip hop videos in the early 2000s by Three 6 Mafia, lil Wayne, Ludacris, Paul Wall, and other rappers from the south.
Split into simpler sentences: In 2005, Nelly released the rap single "Grillz" which promotes the dental apparatus. In the early 2000s, grills were heavily popularized in hip hop videos by Nelly, Three 6 Mafia, lil Wayne, Ludacris, Paul Wall, and other rappers from the south.