Mac DeMarco is just turning 27, but his new album, This Old Dog, seems to represent a more mature persona than he's projected in the past. Originally from Edmonton, Alberta, DeMarco has always been known for bringing the party — and then taking it over the top. But when his father (with whom he's had a difficult relationship for most of his life) became ill, DeMarco wrote the more sober "My Old Man" for him, thinking he was not going to recover.

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