Trending Harry Styles Yellow Smiley Nails : But styles' fine line nails from his newest earlier this month, he posted a teaser promoting his upcoming album in which he's wearing yellow nails with a little smiley face on each one. The singer has been rocking manicures at least since he went solo in 2016. Harry Styles Yellow Smiley Nails / Harry edward styles (born 1 february 1994) is an english singer, songwriter, and actor.