Possible Clues:

• 'My Adidas' group
• Group inducted into the Rock and Roll Hall of Fame by Eminem
• 'Raising Hell' rappers
• Hip-hop group at Live Aid's 1985 Philadelphia concert
• Only hip-hop group that performed at Live Aid
• Pioneering hip-hop trio
• 'Walk This Way' rap trio
• "My Adidas" hip-hop trio (Last 2 letters + ...)
• Rap trio with the hit single 'Walk This Way'
• Trio awarded a Grammy Lifetime Achievement Award in 2016