Yep !! sounds like he is showing you how much he loves you EEEwwww !! not my kind of lov`n but they are sweet hearts , best not to encourage this behaviour , I just say don`t do that and put my little guys down if they start with the wanting to feed Mummy head bob...
Welcome to the group I am sure you will love it here lots of great members , don`t be shy jump right in and check out all the different forums..
Catch you later, once again welcome from me and the boys downunder..