BTS fans call for collaboration as Rosalia rocks BT21 socks

Rosalía likes her BT21 merch (Picture: REX/GETTY/Twitter)
BTS fans aren’t only gearing up for the boy group’s 2020 tour, but they are calling for another collaboration after Rosalía shared a picture of herself rocking a pair of BT21 socks.
In a series of pictures on her Twitter, the singer showed off her striking wardrobe for the day.
The star wore an all white outfit teaming a white crop top with white dungarees decorated with graphics that included hearts and the word