Weekly Global Wrap: US fast food sales slump; Wendy's menu pricing update; KFC launches perfume

Here is a summary of the most interesting QSR news stories of the week globally.

US fast food sales slump as more people eat at home. More from Reuters.

Wendy's to be 'careful on pricing' after backlash on 'dynamic pricing'. More from Daily Mail.

KFC enters perfume business with first ever No. 11 Eau de BBQ scent. More from Mirror.