Blitzen feels ashamed for his laziness .
Blitzen guilts Robbie into leaving after claiming that Santa would accept him on the team regardless of fitness out of respect for Rudolph , who will receive the blame for his son causing a late Christmas .
Feeling ashamed for his laziness , Blitzen guilts Robbie into leaving after claiming that Santa would accept him on the team regardless of fitness out of respect for Rudolph , who will receive the blame for his son causing a late Christmas .