My boyfriend sent me "bless you"?

At the end of the conversation we send kisses and hugs and all this stuff
But last night he sent me
"bless you πŸ’‹πŸ’‹" like this
Im not sure why but I felt like its my granny who sent me this
Im congused af... plsease help lol
My boyfriend sent me "bless you"?
Post Opinion