ticket that enables a visitor to participate in a handshake event

music concert

to meet with, see, meet again or for the first time / to come across, meet by accident, bump into / to gather, to come together / to receive guests etc.

artist (person who creates art) / recording artist

to use / to employ / to make use of, to apply / to spend

handshake

to shake hands

ticket, certificate / bond, coupon

ticket

ticket, certificate