"Brooklyn-based Skyhill was formed in the winter of 2006, when Dan Avidan and Peter Lennox connected through their love of atmospheric, beat-heavy anthems.Writing & recording throughout 2006 and early 2007, with Dan on vocals and Peter on guitars & keyboards, the band completed what would become their self-produced debut album, Run With The Hunted, in the spring of 2007." In October 2015, Skyhill started a You Tube channel and posted all ten songs from the Run With the Hunted album as well as a brand new single called "Firefly" that is available for a 99-cent purchase at Amazon.Danny, Brian and Arin have formed a band called Starbomb, and have released two albums.They normally make parody songs of various video games.Dan was first mentioned by the Grumps back in the Banjo Kazooie playthrough, when Arin begins to tell a story about going to karaoke with Danny and Ninja Brian at minutes of part 4, "Who Farted?
The series was not received well, and was dropped after the first 12-episode season.
Danny has also been in many Grump Out videos; notably the I Burgie Burgie and All Hail Burgie segments in which he plays the role of an emo teen.
After the introduction of Grumpcade, it took Danny nearly a year to be featured on a Grumpcade episode, making his Grumpcade debut in Burger Time, alongside Brian.
Danny made his first appearance on the channel in Ode to Jon, followed by his Mike Tyson's Punch-Out!! Despite being recorded months prior, the first episode of Steam Train, Who's Calling? Due to the massive amount of changes on the Game Grumps channel announced in the matter of a couple of hours, including Jon's departure and the introduction of Danny, Ross, and Steam Train, Danny was not initially happily welcomed to the Game Grumps channel by fans, due to a combination of having become accustomed to Jon and Danny's openness about the fact he was not a deeply-involved gamer as Arin and Jon had been.
Early videos of Game Grumps with Dan and Steam Train received more dislikes than most previous videos on the channel, and there was much controversy among the You Tube comments and the subreddit.
They have six albums out, NSFW, Strawberries and Cream, Attitude City, Cool Patrol, and Under the Covers Vol 1 2, an album of covers from the 1970s and '80s.