green velvet dress Ever-Pretty V-Neck Pleated Midi Evening adds the finishing touch to this captivating ensemble Emerald Green Velvet Dress/ Velvet

Initiatives Editor Julia Webb is a big fan: "The square-neck silhouette looks way more expensive than its under-$25 price tag and feels like something you'd find in a boutique," she says

Florsheim Midtown Moc Toe Oxford Oxford, Florsheim, $90 15

Adjust seasoning with salt and pepper to taste, and thin with olive oil if needed

What you'll need: Black Satin Midi Dress, $20, Boohoo SHOP HERE Kelsey is Seventeen.com's fashion expert and resident Harry Potter nerd

Kutcher wore a black suit while Kunis shined in a gorgeous blush pink dress

Plunge neckline, side zip closure, flared hem, adjustable halter straps, partially open back