hot ticket (n); hot-ticket (adj.)
an extremely popular or trendy person or thing; a person or thing in high demand
Link to present incidents:
The hot-ticket fashion show this year is the Victoria and Albert museum’s Alexander McQueen retrospective, Savage Beauty. (Guardian) By the way, former Gagern student Ophelia Finke is part of McQueen‘s Spring/Summer 15’ campaign with an elaborate installation of hers.