YouTube Rewind 2018. Celebrating the videos, people, music and moments that defined 2018.
| Name | Type | Role | |
|---|---|---|---|
| James Charles | Guest Star | ||
| Will Smith | Guest Star | ||
| Casey Neistat | Guest Star | ||
| John Oliver | Guest Star | ||
| Ethan Dolan | Guest Star | ||
| Elle Mills | Guest Star | ||
| Mark Fischbach | Guest Star | ||
| Adam Rippon | Guest Star | ||
| Grayson Dolan | Guest Star | ||
| Emma Chamberlain | Guest Star | ||
| Marshmello | Guest Star | ||
| Anwar Jibawi | Guest Star | ||
| Marie Lopez | Guest Star | ||
| Mason Ramsey | Guest Star | ||
| AsapSCIENCE | Guest Star |