McDonald's launched a campaign called "Put the BIG back in BIG MAC" to regain popularity for their Big Mac burger among younger generations who saw it as outdated. They encouraged people to remix and build the Big Mac in creative ways on TikTok, generating viral popularity. This increased Big Mac sales by 83% and brand love by 6%. KFC used an influencer character called "Mat Ayam Free" to promote their "Colonel's Month" deal and reconnect with teens after price hikes damaged their brand. Mat Ayam photoshopped himself with celebrities, gaining over 20 million impressions. Sales rose 12.6%. M&M's "Battle for Fun" campaign partnered with an esports league to