YouTubes annualBrandcastevent for advertisers presents top creators as vehicles for commercial messages.

About 150 marketing andadvertisingexecs are expected to attend.

Conversations will be led by fellow YouTubers Colin & Samir, who are also producing the event alongside Spotter.

MrBeast

YouTube star MrBeast at the 2022 launch of the first physical MrBeast Burger restaurant in New Jersey.Dave Kotinsky/Getty Images for MrBeast Burger

But its creation is a sign of change in the media landscape.

MrBeast Interview for ‘Beast Games’