[1] As a result, "Enough Cryin" became the debut performance of Blige's rap alter ego Brook Lynn who would later re-appear on the song "Midnight Drive" from her tenth studio album My Life II..."[11] Billboard felt that song "embodies everything that Blige is renowned for: She is aching something fierce over love gone wrong, she sings her kaboodle off with razor-sharp chops and even raps (via 'alter ego' Brook)."[12] Fellow Billboard critic Nerisha Penrose wrote: "Leave it to Mary J to turn her pain into a bouncy earworm as she wipes her hands clean of a toxic romance that cost her friends and family."[8] Rolling Stone editor Barry Walters declared "Enough Cryin" as "elegant and stark as a beat-box-driven Run-DMC classic,"[13] while David Browne from Entertainment Weekly called the song "defiant [with] "fisticuff rhythms that match her anger.[15][16] BET.com wrote of the song: "Backed by a banging, Dr. Dre-esque beat from long-time collaborator Jerkins, Mary shows indomitable swagger here, once again singing herself away from the painful baggage of the past—and even skillfully spitting a Jay-Z-penned rap."[6] Blige approached rapper 50 Cent to appear in the clip after the pair had collaborated on the song "It's Alright" from rap group Mobb Deep's 2006 studio album Blood Money.