Pageant Sleepwear

sleepwear
Pajamas or other clothing suitable for wearing in bed
nightwear: garments designed to be worn in bed

pageant
A public entertainment consisting of a procession of people in elaborate, colorful costumes, or an outdoor performance of a historical scene
A thing that looks impressive or grand, but is actually shallow and empty
an elaborate representation of scenes from history etc; usually involves a parade with rich costumes
Pageant was a 20th-century monthly magazine, first published in the United States by Hillman Periodicals in November 1944. With its digest size format, it became Coronet magazine's leading competition, although it aimed for comparison to Reader's Digest.
A beauty contest
a rich and spectacular ceremony