Aaaaand the Morticia Addams GIF you probably saw coming from a mile away: Shopping for something specific
Black tie optional welcomes a tuxedo but allows a dark suit (black, charcoal, or navy) as an acceptable alternative
Some discussions I've seen about this topic involve the choice between white/gold and blue/black, so Randall coloured his dress gold/blue
Buy Charming Royal Blue Satin Spaghetti Straps Prom Dresses with Side Slit, MP449, long prom dresses, party dresses, evening dresses, formaldresses, gowns prom, prom gowns, woman dresses, lace prom dresses, ball gowns, cheap prom dresses, mermaid prom dresses, lace prom dresses, evening gowns at www.musebridals.com
Junior sizing ranges from J6 to J18, and kids sizing is 2T to 5T