'Produce 101' has been doing product placement for drinkable vitamins and face packs as well as shoes, but apparently the most accidental one had the biggest impact. Kang Dong Ho was flustered by a line he had to sing and read it out loud during the show. The line was "Wow megaton bomb", and a couple of days after the show aired, convenience stores found themselves completely sold out of the ice cream 'Megaton Bar'.

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One fan recalled that she'd gone to a convenience store and asked for it, and the owner asked what had happened with the ice cream because everyone who came was looking for it.

The situation hilariously became bad enough that convenience stores started putting up signs to tell fans that they were absolutely sold out of the ice cream:

Fans also found the situation hilarious and started making images of the ice cream with Kang Dong Ho as well.