Does he respond strangely when you may him who the sender of the link message am?
Have an escort card table from your entrance to the reception & arrange it with your guests name cards & favors (or you can make your favors double up as name cards). https://medium.com/@diyarbakreskort/en-i%CC%87yi-diyarbak%C4%B1r-escort-ajanslar%C4%B1n%C4%B1-ke%C5%9Ffedin-ce0f2b264cbf