answers: Great Big Sea
context: single off the bands' ninth studio recording, with a subsequent tour kicking off at the end of the summer 2010. The Canadian television series "Republic of Doyle" uses Great Big Sea's "Oh Yeah" as its theme song. Great Big Sea appeared on "It's Friday", a song by Dean Brody on his 2012 album "Dirt". Great Big Sea announced a 20th Anniversary tour that kicked off March 5, 2013 in Anaheim, CA and covered with a total of 18 dates in 16 cities. In 2013, McCann announced that he would be leaving the band at the end of the XX tour, </s> "Murdoch Mysteries". With the two shows set over 100 years apart, Hawco appeared on the November 25, 2013 episode of "Murdoch Mysteries" as Jacob Doyle, a 19th-century ancestor of Jake Doyle, while Yannick Bisson appeared on the January 29, 2014 episode of "Republic of Doyle" as Detective Bill Murdoch, a 21st-century descendant of his regular character Detective William Murdoch. Premiering on January 6, 2010, the show introduces Allan Hawco as Jake Doyle and Sean McGinley as Mal Doyle as a father and son pair of private investigators. The debut show also reveals relationship complications with Jake and his ex-wife Nikki </s> his name. Entertainment One has released all six seasons on DVD in Canada. On September 6, 2016, eOne will release "Republic of Doyle- The Complete Series" on DVD in Canada. Acorn Media has released the first two seasons on DVD in the USA. In Region 4, Beyond Home Entertainment has released the first two seasons on DVD in Australia. "Republic of Doyle" is aired in the USA on various stations via syndication. Republic of Doyle Republic of Doyle is a Canadian comedy-drama television series set in St. John's, Newfoundland and Labrador which aired on CBC Television from January 6, 2010
question: who sings the theme song for republic of doyle