Best: Jessica Alba
Her bright orange pout and ombré mane are making us swoon!MORE: Golden Globes 2013 Best and Worst Fashion
Worst: Helena Bonham Carter
We know the "Les Mis" actress works hard on her craft, but we're hoping eventually she'll start working hard on her 'do too.
Best: Rachel WeiszMrs. James Bond stuns with retro-waves and subtle rouge. MORE: Should you go dark this winter?
Worst: Sienna Miller
This actress-turned-designer is usually one of our faves, but because this is a formal event, we're thinking she should have sprung for a dash of blush.
Best: Isla Fisher
This red-haired beauty looks picture perfect in dark fuchsia lipstick and side-swept locks.MORE: Has red hair become mainstream?
Worst: Hayden Panettiere
This "Nashville" babe has a killer smile, but we're not loving her blue shadow and overly dewy mug.
Best: Jennifer Lopez
Leave it to JLo to look absolutely luminescent! We also love the songstress's mermaid-style wave. Trend alert!MORE: Golden Globes 2013 Best and Worst Fashion
Worst: Julianne Hough
Though her baby blues are piercing, this blondie's brows are a bit too dark and her hair is a bit too high for our taste.
Best: Lucy Liu
That fishtail braid! We thought we were over them, but man were we wrong!MORE: Best Celebrity Hairstyles of 2012
Worst: Kaley Cuoco
This "Big Bang Theory" hottie tried one too many trends. We love dark lips, messy buns, and smoky eyes–but not all at once.
Best: Kerry Washington
Kerry Washington changing it up with a super straight long bob and choppy bangs!
Worst: Kelly Osbourne
Miss O looks great, and we loved her lavender locks for a while. However, we're thinking it's about time to switch it up.
Best: Megan Fox
Of course this sexy new mama made the list. We love her understated makeup look.MORE: Celebrity Hairstyle Ideas for Brunettes
Worst: Jessica ChastainWe know her hair isn't really thinning, but the "Zero Dark Thirty" star's hairstyle makes it seem otherwise. We think her mug looks flawless though!
Best: Tina Fey
The woman of the hour! Not only was she the hostess with the mostest, but her soft waves and glossy pucker knocked our socks off!