The singer will work with Electronic Arts on Katy Perry themed content and ad campaigns
Singer has reportedly been writing songs about break-up
'Writing is almost a form of therapy for her,' says friend
Actor and 'California Gurls' singer announced split yesterday (December 30)
Couple end their marriage after one year, citing 'irreconcilable differences'
Perry also brands the Swedish singer a 'tastemaker'
Singer also scotches pregnancy rumours
Both scenes have been cut due to time restrictions