Last night, LL Cool J was inducted into the Rock and Roll Hall of Fame, and he didn’t leave without bringing a few friends onstage. Dr. Dre inducted the hip-hop pioneer with high praise and playful jokes during his speech. LL Cool J performed a number of his hits for the lucky crowd, including “Going Back to Cali.†For his performance of “Rock the Bells,†Cool J surprised fans by introducing fellow rapper Eminem, who swapped verses with him on the track. He then continued with the surprise guests by bringing out Jenny from the Block, Jennifer Lopez, to perform their number-one song, “All I Have.†He has been nominated for the Rock and Roll Hall of Fame six times since 2010 and made sure to show the Rock Hall why he deserved his spot with his performances Saturday night.