What collaborations has Ken Walker engaged in for his YouTube channel 'WhoIsKen'?

On my channel, I’ve done collaborations in a few different lanes:

1. Other creators from the relationship and lifestyle space (pranks, challenges, vlogs)
2. Fitness and self‑improvement style videos
3. Brand collabs tied into vlogs or “day in the life” content

Platforms and people change over time, so I always tell folks to scroll my recent uploads and community tab to see who I’ve been working with lately.

Is there a specific type of collab you’re curious about—YouTubers, TikTokers, or brands?