Lackluster and gauche, ‘Merv’ will not be joining the ranks of Christmas classics.

By Eva Tweeten Breakups are hard on everyone, especially for Anna (Zooey Deschanel) and Russ (Charlie Cox). Anna is mourning the loss of a decade-long relationship. Russ is grappling with the unknown of why it ended. Worst of all, their beloved dog, Merv, is down in the dumps. Nothing anyone does seems to bring a smile to his face. But no matter how irreconcilable their differences, Russ and Anna will do anything for Merv. Merv is their life, their light, their pride and joy. After six ...