¡Hola octubre! Something spooky this way comes... Whether taking selfies, sharing a laugh or hitting up some of the hottest events around, the biggest names in Hollywood looked exceptional while out and about during the first week of October. Scroll through to see the best celebrity photos of the week from the estrellas we all love!

Pretty *Polka Dot* Woman
Julia Roberts paid homage to her iconic polka dot dress from Pretty Woman in a new way. The movie star donned a black-and-white polka dot crepe de chine blouse and cropped pleated trousers, cinched by a white leather belt, from the Resort 2020 Michael Kors Collection while attending the 10th annual Veuve Clicquot Polo Classic on Saturday, October 5 at Will Rogers State Historic Park in Pacific Palisades, California.

Veuve Valderrama
Wilmer Valderrama was also in attendance at the L.A. polo classic, rocking a black tee and jeans.

Cognac to Colombia
Maluma toasted to his success at the iconic Madison Square Garden in New York City. His highly-anticipated 11:11 US tour kicked off a new partnership with Hennessy that brought to life the brand’s “Never stop. Never settle” mantra for Latinx audiences. After the show, Maluma continued the celebration at Up & Down.

Puppy Love
Roselyn Sanchez and Eric Winter cuddled adorable pups at the American Humane Hero Dog Awards, which will air on Hallmark Channel on October 21.

Latin legends
Penélope Cruz and Édgar Ramírez were all smiles at the 57th New York Film Festival as they discussed their upcoming historic movie Wasp Network. The Spanish actress and Venezuelan actor made for a stylish duo as they chatted before fans at Walter Reade Theater on Friday, October 4. The Oscar winner was modish in an all black Alaïa and Sergio Rossi number with her signature hoop earrings, while the American Crime Story star wore a khaki Brunello Cucinelli ensemble with brown boots.

Molta Bella
Brie and Nikki Bella celebrated the 20th anniversary of WWE marking premiere of WWE Friday Night SmackDown in L.A.

Peace
Emily Ratajkowski and Jay Leno made for an unlikely fun duo on October 4 at Audrain's the Gathering at Rough Point in Newport, Rhode Island.

Homecoming
With sweeping views of Madrid, Mala Rodriguez returned to the city she loves for one epic performance on the rooftop of the new Aloft hotel.

Charmed
Millie Bobby Brown debuted a new collection (and new 'do) at the Pandora Me Charm Academy on October 4 in NYC.

Fight Night
Chris Hemsworth and Elsa Pataky were mesmerized by the action in the ring during the UFC 243: Whittaker vs. Adesayna fight in Melbourne, Australia.

You talkin\' to me?
NYC Icon Robert De Niro was rightfully honored at Variety’s New Power of New York party sponsored by Icelandic Glacial on Thursday, October 3.

So fetch
Tina Fey and Busy Philipps decided that social media users could sit with them as they hosted a Facebook Live Mean Girls viewing party in conjunction with Paramount Pictures on October 3 - Mean Girls day - in a festive NYC studio.

Hotlanta takeover
Julissa Bermudez was among the guests at Tyler Perry Studios grand opening in Atlanta. The Central Ave. host will be filming the new FOX show from the city, which airs November 4.

Throwin\' shade
A sleekly dressed Sarah Jessica Parker launched her new Sunglass Hut x Sarah Jessica Parker collection in NYC on October 3.

Historic Reunion
Jacob Forever - who left Gente de Zona years ago for a solo career - and Alexander Delgado came together for an impromptu reunion at Miami hotspot El Santo on Calle Ocho. The two mega stars performed El Animal for the first time in years, and after, the duo hung with fellow Latin star Alex Sensation.

Fashionable foursome
June Ambrose, Alek Wek, Sienna Miller and Dianna Agron flaunted their respective styles at the La Mer by Sorrenti bash on October 3. The fierce four were among famous faces to turn up at Studio 525 in West Chelsea, NYC.

Powerhourse producer
Selena Gomez was a chic Executive Producer in a little black leather number on October 2. The star was grateful to help usher her important and courageous Netflix documentary Living Undocumented into the world for a special screening at the Netflix Offices in L.A.

Premiere pretty
Aimee Garcia wore a monochrome turquoise suit to The Addams Family premiere in L.A.

Spooky smooch
Brody Jenner and his girlfriend Josie Canseco shared a sweet moment during Nights of the Jack Friends & Family VIP preview night at King Gillette Ranch on October 2 in Calabasas, California.

Slasher sibs
Rico and Raini Rodriguez also turned up at the Halloween event.

Sunset style
Olivia Culpo and Sofia Richie caught up at Vince Camuto's sunset soiree on October 2 in L.A.

Once in a lifetime
Honoree Jennifer Garner celebrated with icons Bob Iger and Oprah Winfrey during Save the Children's Centennial Celebration: Once in a Lifetime at The Beverly Hilton Hotel on October 2 in Beverly Hills.

Mode Manhattan
Fashion royalty met real royalty as Moda Operandi and Lauren Santo Domingo hosted Brandon Maxwell’s Spring/Summer 2020 collection celebration at Mr Foggs in Mayfair, London. Pictured here: Princess Olympia of Greece, Brandon Maxwell and Lauren Santo Domingo.

#BFFgoals
Eva Longoria surprised bestie Victoria Beckham at her Sotheby's celebration of Andy Warhol with Don Julio 1942 in London on September 30. Donning a dress by VB, the Desperate Housewives icon turned up at the chic Spice Girl's Dover Street store.

Angelina Jo-slayyy
Angelina Jolie was sandwiched by her glamorous co-stars Michelle Pfeiffer and Elle Fanning at the world premiere of their Disney sequel Maleficent: Mistress of Evil. The lovely leading ladies closed out September on a stunning note at the El Capitan Theatre in Hollywood.