Williams has admitted she doesn't know what's next for her band
The singer is launching her own hair dye company and hosting an internet beauty show
The pair announced they got engaged on Christmas Day
Singer says she would like to see hardcore band Turnstile record a festive song
The show took place at London's Forum over the weekend (November 28)
The pair have teamed up on a new version of 'Hate To See Your Heartbreak', taken from the deluxe version of 'Paramore'
The singer says boy band's new single 'Steal My Girl' sounds like US band's 'It's Not Your Fault'
Band play hit-filled set and avoid technical difficulties as they close second day of event
Band refer to last night's power cut before playing 'The Only Exception'
Paramore, Gerard Way, Queens of the Stone Age, Vampire Weekend and Metronomy played