Brian Austin Green and Sharna Burgess are celebrating Christmas with their blended family ... the Christmas tree in their matching pajamas. Green could be seen helping his son Zane Walker ...

Behind Green, his sons Noah, 12, Bodhi, 10, Journey, 8, whom he shares with ex-wife Megan Fox, wore the same pajamas and stood by the tree ... this family," Green captioned a photo of the Dancing with ...