Channel Danny Zuko with this Grease Adult Costume Danny’s Wig. He can grab some summer lovin in October with a girl he meets who’s crazy for him. Those summer days may have drifted away, but how about that summer love on Halloween? It is the day of magic and magical spells. All it takes is a little bit of Grease Lighting and this Grease Adult Costume – Danny’s Wig. 100% polypropylene wig. One size fits most.