Before the ceremony, at home.
In the arena:
Our oldest daughter attended the ceremony, but our two boys stayed home. They'll attend the next ceremony (for MBA, about 18 months from now).
His graduation bling: Two honor cords (Beta Gamma Sigma and Phi Kappa Phi Honor Societies, a medallion for Phi Kappa Phi Honor Society, and a silver medal for graduating with High Honors--Magna Cum Laude!)