Tom Grennan Hints at KSI Collab for BBC's Big Weekend 2025 Set in Liverpool

KSI and Tom Grennan (from left to right)
A

A playful WhatsApp exchange and ‘Not Over Yet’ references suggest KSI will hit the stage with Grennan this Friday.

Tom Grennan on the red carpet at Capital's Jingle Bell Ball 2024 Capital's Jingle Bell Ball with Barclaycard, Arrivals, The O2 Arena, London, UK - 07 Dec 2024Tom Grennan has all but confirmed that KSI will join him on stage this Friday at BBC Radio 1’s Big Weekend in Liverpool. In a widely shared Instagram post, Grennan dropped a screenshot of a WhatsApp chat where he asked KSI, “Yo bro, you free Friday night??” before adding BBC Radio 1 to the group. The station replied with a pair of eye emojis, and the post was tagged with their 2022 hit Not Over Yet—strongly hinting the two will reunite for a live performance.

Grennan is set to open the main stage on May 23, the first day of the festival. With KSI’s background in music, YouTube, and as co-founder of Prime, his appearance would bring major cross-platform energy to the show.

This year’s Big Weekend also includes rising rock star Sam Fender as headliner, plus performances from Canadian singer-songwriter and dancer Tate McRaeTate McRae, Myles Smith, Lola Young performing at Scala on March 05, 2024 in London, EnglandLola Young, and more. Up to 40,000 fans are expected daily, and Friday tickets remain available—at least for now.