The ComingSoon.net Box Office Report has been updated with studio estimates for the weekend. Click here for the full box office estimates of the top 12 films and then check back on Monday for the final figures based on actual box office.

Walt Disney Pictures reports that Marvel’s The Avengers is expected to cross the $1 billion global box office mark today on its 19th day of release! It will be the first Marvel film and fifth Disney release to reach $1 billion.

Domestically, the Joss Whedon action adventure added $103.2 million, which is the first time in history a film has crossed the $100 million mark its second weekend. Last weekend, the film set the opening weekend record with $207.4 million. Internationally, “The Avengers” earned $95.4 million this weekend. The film has earned an estimated $373.2 million now in North America and $628.9 million overseas for a worldwide total of $1,002.1 million.

That means in just 19 days, the $220 million-budgeted film has surpassed The Dark Knight‘s $1,001.9 million and has climbed to the 11th spot on the all-time worldwide list. It’s also the fastest film to reach the $200 million mark domestically in three days, the fastest to reach $300 million in nine days, it has the highest Saturday ($69.5 million) and Sunday ($57 million) totals of all time, and the second-biggest single-day gross of all time ($80.8 million).

Internationally, “The Avengers” began opening April 25 and is the biggest opening weekend of all time in Mexico, Brazil, Argentina, Ecuador, Central America, Peru, Bolivia, Hong Kong, Malaysia, New Zealand, Philippines, and United Arab Emirates. “The Avengers” has now opened in all major markets except Japan (August 17).

“We’re obviously thrilled with the global success of ‘The Avengers,'” said Robert A. Iger, Disneys Chairman and CEO. “It’s a fantastic movie and an extraordinary franchise that will continue with more great stories and compelling characters for years to come.”

On May 8, Disney announced that a sequel to Marvel’s The Avengers was in development, following last month’s announcement that a follow-up to 2011’s Captain America: The First Avenger will be released April 4, 2014. A sequel to last summer’s Thor is scheduled for release November 15, 2013, and the third installment of the hit “Iron Man” series, which has earned over $1.2 billion worldwide, will arrive in theaters May 3, 2013.

Opening in second place domestically was Tim Burton’s Dark Shadows, which earned an estimated $28.2 million from 3,755 theaters. Starring Johnny Depp, Michelle Pfeiffer, Helena Bonham Carter, Jackie Earle Haley, Jonny Lee Miller, Eva Green, Chloë Grace Moretz, Bella Heathcote and Gully McGrath, Warner Bros.’ big screen adaptation cost about $150 million to make. Internationally, Dark Shadows brought in $36.7 million from 42 markets for a worldwide total of $65.5 million.

Third place belonged to Screen Gems’ Think Like a Man, which added $6.3 million for a total of $81.9 million after four weeks.

Lionsgate’s The Hunger Games added $4.4 million its eighth weekend and has reached $386.9 million domestically. Worldwide, the $78 million-budgeted adaptation has earned $623.9 million.

Warner Bros.’ The Lucky One rounded out the top five with $4.1 million. The Zac Efron-starrer has collected $53.7 million after four weeks.

Also notable was Fox Searchlight Pictures’ The Best Exotic Marigold Hotel, which from just 178 theaters grossed $2.7 million for a two-week total of $3.7 million. The dramedy, starring Judi Dench, Bill Nighy, Penelope Wilton, Dev Patel, Celia Imrie, Ronald Pickup, Tom Wilkinson and Maggie Smith, has already earned $75.7 million overseas.

Click here for the full box office results of the top 12 films.