'Should I sing the right words?' singer asks crowd
The Boss helped her as she was ‘underdressed’ watching his show in Portugal
Megastar is rumoured to be leaving XL Recordings
Clip was premiered at the 2016 Billboard Music Awards last night (May 22)
Full clip will premiere on Sunday (May 22)
The singer praised the 'Lemonade' star at a recent gig
The singer jokingly made the offer after the couple became engaged in Copenhagen
Adele, Ed Sheeran and Sam Smith knocked it out of the park in the US in 2015
One pop icon praises another
U2, Elton John and Mick Jagger also placed high in wealth list