Weddings in Israel are generally more casual - think flowy summer dresses and chinos. Ties aren't necessary but comfortable shoes to dance the night away to (Gimme!Gimme!Gimme!) are!
Walk! Scooter - Lime and wind are most used - remember to choose one with helmet and wear or you may get a fine Gett taxi Avis car service Hayarkon St Tel Aviv if leaving Tel Aviv - highly encouraged!