Amy’s brown striped cardigan, grey skirt and tights with loafers on The Big Bang Theory

Penny’s studded slip-ons on The Big Bang Theory:

‘Tansy’ Studded Slip On Sneakers by Halogen at Nordstrom, $99.95

Penny’s sneakers on The Big Bang Theory:

‘Verrell’ Slip On Sneaker by Vince at Nordstrom, $195

Penny’s plaid shirt on The Big Bang Theory:

‘Hunter’ Shirt in Admiral / Cranberry Melange by Rails at Shopbop, $148

Also available at: Saks Fifth Avenue and Amazon

Penny’s scalloped flats on The Big Bang Theory:

‘Lauren’ Flats by Chloe at Matches, $515

Cheaper alternative: x

Penny’s denim lace-up dress on The Big Bang Theory:

‘Knox’ Denim Dress by Equipment at Bloomingdales, $171 (was $228)