On September 30 , 2013 , he signed with the Boston Celtics .
After going undrafted in the 2013 NBA draft , Babb joined the Phoenix Suns for the 2013 NBA Summer League .
On September 30 , 2013 , Babb signed with the Boston Celtics .
After going undrafted in the 2013 NBA draft , Babb joined the Phoenix Suns for the 2013 NBA Summer League .