Crazy Cousins is a novel about young Vancouver accountants. Stories about success, grief, loss, love and community reactions when tragedy strikes up on Grouse Mountain. It explores how when we are young and invincible, we believe the world is at our feet, and our friendships will last the challenges and upheavals of adulthood. This is the case for Jimmy Swanson and his friends.

Crazy Cousins is John Carter's third novel.