So here's a few celebs working the summer fashion trend, without the Maccy D's vibe.
America Ferrera at Cannes Film Festival
America Ferrera came close to life guard territory with her yellow top and red bottom half, but saved it with the lace detail and flattering cut of her skirt.
Jessica Alba at the Spike Awards
Jessica Alba sexed up the look on the red carpet, going for the brightest shade of each colour imaginable.
Emma Willis on The Voice UK
Even a safe dresser like Emma Willis can work the look, as demonstrated on The Voice UK.
Miranda Kerr in NYC
Not brave enough to do the full colour clash? Try a yellow dress and red lipstick like Miranda Kerr, for an easy alternative.
What do you think? Up for red versus yellow? Tweet us @handbagcom
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