Wendy’s trolls McDonald’s on Frozen Food Day Rob Williams 5 years ago Wendy’s observed National Frozen Food Day on March 6 by trolling rival burger chain McDonald’s on Twitter. Read more… Share this: RelatedWendy’s sponsors mobile games in Giphy’s new digital arcadeOctober 17, 2019In "Mobile Gaming"McDonald’s lifts store traffic 23% with Halloween influencer contestAugust 8, 2019In "Restaurants"Burger King trolls McDonald’s with geolocation stuntDecember 5, 2018In "Mobile Phones"