LIKE CRAZY Everything appeared to go as planned last night at the opening of the 20th Anniversary Philadelphia Film Festival. The spacious Zellerbach (Annenberg) theater felt full and the mood was light as we were welcomed by PFS Executive Director Andrew Greenblatt, Artistic Director Michael Lerman and Mayor Michael Nutter. The film chosen to set off this milestone occasion, would seem an insignificant choice by the description – basically a romance involving two recent college grads, Anna an accessibly pretty, unaffected young woman (Felicity Jones) who is in the US on a student visa from the UK and must return upon graduation. Jacob (Anton Yelchin) is an adorable, curly-haired, furniture maker. The…