Actually, you can deduct all expenses directly related to holding this event. Thus, you can deduct the following expenses as follows;
- advertising,
- the promotions for the event,
- hiring models,
- the rent paid to host the event,
- the phone calls to invite hairstylist professionals,
- expenses related to hiring any equipment to host the show,
- commissions paid to performers,
- any other expenses incurred to host the event!