BOYNEXTDOOR answered the fangirl hotline and answered YOUR calls! From practicing their flirting skills over the phone, to sharing their dream collabs with BTS's Jung Kook and TXT'S YEONJUN, ONEDOOR — knock knock, are you there?! #PhoneaFangirl #BOYNEXTDOOR Watch more Phone A Fangirl here: Executive Producer: Lindsay Webster Talent Relations & Booking Manager: Mariam Balogun Senior Producer: Joyce Louis-Jean Video Producer: Hannah So