How spontaneous are 'surprise' gigs?

From Fatboy Slim's DJ set a fish and chip shop, to Robbie Williams at Fed Square, Melbourne has been treated to some very exciting pop up style gigs — but just how spontaneous are these performances and what's in it for the artist? Also a new filter trending on TikTok called the 'chubby filter' has been criticised for perpetuating fatphobia and body shaming — so just how damaging can trends like this be. Plus, we learn about a new campaign that seeks to combat youth homelessness.