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Bruno MarsRobloxSteal A Brainrot’ Pop-Up Draws 12.7 Million Concurrent Players

The brief pre-recorded set marked Steal A Brainrot’s first celebrity collaboration, showcasing Roblox’s reach during a one-day drop.

Overview

  • Steal A Brainrot hit a 24-hour peak of 12,712,359 concurrent players during the event, making it one of Roblox’s largest single-game turnouts reported to date.
  • The concert ran just under eight minutes as a pre-recorded performance with five Bruno Mars avatars synced to a staged light show.
  • Players had access to a limited Bruno-themed Brainrot, after the developer signaled the item would be spawned only once during the live appearance.
  • The live pop-up took place on January 17 at 12 p.m. PT, with the Roblox event page listing an overall window running through January 23.
  • Mars’ set was promoted to feature his new single “I Just Might” alongside “Locked Out of Heaven,” as Roblox continues high-profile events while expanding safety measures like facial age verification.