Chloe Moretz heads into The Forum for Rihanna‘s 777 tour in London on Monday night (November 19).

The 15-year-old actress joined older brother Trevor at the concert.

She wrote on Twitter, “Brilliant night. #RudeGal @rihanna You KILLED it!!!”

PHOTOS: Check out the latest pics of Chloe Moretz

Chloe just wrapped filming on Kick-Ass 2.

“Had such an amazing last day on #KickAss2!! Thank you to everyone involved who made this such an amazing expierience #HitGirlIsBack!!!” Chloe tweeted.

10+ pics inside of Chloe Moretz at The Forum… More Here! »

Chloe Moretz holds on to her new pal Pudsey Bear at the 2012 BBC Children in Need Designer Pudsey Auction held at Christies Auction House on Thursday night (November 15) in London.

The 15-year-old actress, wearing a Versace dress, wrote, “Thank you soo much @Versace for letting me introduce your #Pudsey bear for #BBC’s #ChildrensCharity such an honor! :)”

The Versace Pudsey Bear went for £65,000!

Over 30 international and British designers have made a 28” bear in their own inimitable style. Each one unique, this stunning collection has seen the great and the good of fashion focusing their creative flair, individual approach, and occasional humour on Britain’s best-loved bear.

Learn more about the bears at BBC.

Chloe Moretz paints on the makeup for Jonathan Ross‘ Halloween Bash in London on Wednesday night (October 31).

The 15-year-old actress, dolled up as a witch, tweeted from inside the party, “Suchh a good night!! #Vampire #Witch and a #Devil!!! #Halloween #2012 @frangerdanger @lyndsymfonseca http://instagr.am/p/ReAp53DndD/”

PHOTOS: Check out the latest pics of Chloe Moretz

Chloe is currently filming Kick-Ass 2 in London.

Last week, Chloe was spotted heading into Nobu restaurant for a bite to eat with some friends.

15+ pics inside of Chloe Moretz… More Here! »

Chloe Moretz is a bloody mess in the teaser trailer for her upcoming movie Carrie.

In the horror flick, which hits theaters next spring, the 15-year-old actress plays the iconic character in the remake of the 1976 film that starred Sissy Spacek.

PHOTOS: Check out the latest pics of Chloe Moretz

Throughout the clip, voice-overs can be heard saying things like “She wasn’t some monster, she was just a girl” and “Her mother was a fanatic, I don’t know how she lived with it.”

WHAT DO YOU THINK of the teaser?

Blood drips down Chloe Moretz‘s face in this new teaser poster for her upcoming movie, Carrie.

The 15-year-old actress met up with co-star Julianne Moore and director Kimberly Peirce to present the film at the 2012 New York Comic Con at Javits Center on Saturday afternoon (October 13).

“Today was such a great day at #NYComicon! Debuted the teaser for #Carrie and also the poster!! Hope everyone loved it! So great seeing #Kim and @juliannemoore :) and @anselelgort exciting day :)” Chloe tweeted.

The horror flick hits theaters next spring.

FYI: Chloe wore an Antonio Berardi Resort outfit with Sophia Webster shoes.

25+ pics inside of Chloe Moretz… More Here! »

Chloe Moretz steps out at the Chanel: The Little Black Jacket private view held at Saatchi Gallery on Thursday evening (October 11) in London.

The 15-year-old actress dolled up in Chanel and her own chic leather trousers for the event. Afterwards, she and brother Trevor headed to the after party held at Loulou’s.

PHOTOS: Check out the latest pics of Chloe Moretz

Chloe is just one of the many celebs who have co-designed new footwear with Stuart Weitzman for the Young Hollywood Cares program.

The proceeds from the sales will be given to the Folkman Institute/Vascular Biology Program at Boston’s Children’s Hospital. Check them out on Vogue.com.

More Here! »

It was recently announced that Chloe Moretz will be the face of this year’s Trick-or-Treat for UNICEF campaign!

The 15-year-old actress is following in the footsteps of other celebrity ambassadors including Selena Gomez, Sarah Jessica Parker, and Heidi Klum.

PHOTOS: Check out the latest pics of Chloe Moretz

Chloe shared her excitement, saying, “Halloween is such a fun time of year. I love dressing up and taking part in festivities. That’s why I can’t think of a better way to honor this annual tradition than by supporting UNICEF, an organization that has saved the lives of millions of children across the globe. Trick-or-Treat for UNICEF gives kids the freedom to choose how they’d like to express their support through a variety of activities.”

Congrats, Chloe!!!