My Darkest Days was a Canadian rock band based in Peterborough, Ontario, consisting of lead vocalist Matt Walst, bassist Brendan McMillan, drummer Doug Oliver, guitarist Sal Costa, and keyboardist Reid Henry.

In June 2010 the band went on tour with Sick Puppies, Janus, and It's Alive,[3] and shot the video for "Porn Star Dancing" in Las Vegas.

Chad Kroeger appears and sings in the "Porn Star Dancing" video, as does American rapper Ludacris (in the extended version only) and Black Label Society frontman Zakk Wylde, playing lead guitar for the single.

[4] My Darkest Days won a contest called Rock Search put on by 97.7 HTZ FM in St. Catharines, Ontario in 2008 with "Every Lie".

On the album, the song "Set It on Fire" features Australian singer/guitarist Orianthi on lead guitar, known from her work with Steve Vai, Carlos Santana, and Michael Jackson.

No major injuries were incurred, but drummer Doug Oliver suffered a sprained ankle and the band missed one tour date in Boise with Three Days Grace.

[8] It was announced on their Facebook page that they will be entering the studio in October 2011 with Joey Moi of Mountain View Records to start writing new material for their next album.

In 2013, Doug Oliver started Cold Creek County, a country music group, with Brandon Scott out of Brighton, Ontario.

The lineup features Dane Hartsell on lead vocals and guitar, Brendan McMillan on bass and Mike Langford on drums and production.

In June 2020, Reid Henry launched a solo project with his debut single "Monster" (co-written by Brendan McMillan) garnering US Active Rock radio play and hundreds of thousands of streams worldwide.