The 420 weekend took place in Ottawa, Hamilton, Toronto, Oshawa, Guelph, London, Calgary, Barrie, Windsor and Montreal in April 2007. Bands battled it out for gift certificates and recording hours in their cities.

Thanks to the sponsors Roach-a-Rama/Hot Box Café, The Hemporium, Machinehead Studios, Audio Valley Studios, Vogville Recording Studio, Crucial Pins, Genz Benz and Premier.

- Fighting for Survival	- Ministry of Zen
- The Bad Names	- Broken Ride
- Hallucinogenius	- Jugular
- Before the Dawn	- City In Ruin
- Neverland	- The Grand National Band

$100 GC for either Roach-a-Rama/Hot Box Café or The Hemporium Recording time from either Audio Valley, Machinehead Studios, or a headlined show in Toronto. $50 GC for either Roach-a-Rama/Hot Box Café or The Hemporium and for Southern Ontario: Machinehead Studios recording time or 200 pins from Crucial Pins. $25 GC for The Hemporium (Calgary) and advance to the next BOTR level Advance to the next BOTR level Advance to the next BOTR level