Seriously Unbelievable. Muesli made of oatmeal and cornflakes or breakfast cereal together with milk is a popular breakfast with healthy cereals.,A funny saying and a witty design. -- Choose from our vast selection of stickers to match with your favorite design to make the perfect customized sticker/decal. Perfect to put on water bottles, laptops, hard hats, and car windows. Everything from favorite TV show stickers to funny stickers. For men, women, boys, and girls.