wedding guest dresses maxi Day Comfort The Penelope

Whether you want to go all out with an Avengers-themed party or keep things simple with something like Spiderman, there are plenty of options available

Style number: MSW9165073

Lastly, round out your seasonal accessories with these sunglasses from Karen Walker

Actor and advocate Sophia Bush handpicked Monique Lhuillier to design her unforgettable wedding ensemble

Different colors are possible: baby blue, red, green, teal, raspberry, yellow, grey, peach, pink, blush pink, royal blue

3Ariel's Gown Luminous Deep Green Mermaid Style Bateau Prom Gown, $168, Unique Vintage Ariel's dress pays homage to her underwater beginnings, but it looks more "siren" than "mermaid." With a skirt that makes you think of a mermaid's tail, this dress is in a deep, shimmery green, and it has a mermaid skirt silhouette