But the unusual thing is, there were and are no tickets to buy. Instead, fans were supposed to trade in 5 Sunsilk shampoo/conditioner bottles at any local Sunsilk providers to receive a ticket & and a free T-shirt in return. Only on the first day, 50% of all the tickets available for her first show in HCMC were traded in. Coming from a country who don’t pre-order their tickets online, this is a pretty big accomplishment.   full article.