Jennifer Garner has thanked fans for joining her on a "meaningful" journey in the last year.The actress took to Instagram to join yoga and meditation instructor Dr Chelsea Roberts Jackson for a 20-minute long meditation session on Friday evening.At the end, Jen clearly got emotional as she came out of her meditation and praised everyone for joining them.MORE: Jennifer Garner's dreamy $14m LA mansion near Ben Affleck – insideWATCH: Jennifer Garner thanks fans in emotional video"I don't want to