They were spotted in a lifestyle Sport shop in Portlaoise.
Some of YouTube's biggest celebrities paid a visit to the midlands this week.
Boxer KSI and fellow content creator Tobi Brown, who are both members of the Sidemen group, were spotted in Lifestyle Sports in Portlaoise on Tuesday.
KSI was seen carrying a Laois jersey, and it's not yet known why they were in the county.
Cian Reddy, who posted a TikTok of the moment which has received over 30 thousand likes, was in Portlaoise to get his phone fixed when he noticed the commotion: