Shrink and award-winning comedian Benji Waterstones heads to Peru in search of ayahuasca, a healing hallucinogenic so strong that just one dose has been likened to 15 years of therapy. So, is it the magic pill he craves? A funny and moving account of one self-help junkie's search for happiness. Perfect and hilarious (Buzzfeed.com). Original writing and distinctive worldview (Chortle.co.uk).