Following are the top 10 movies at North American box offices for the weekend starting Aug 3, led by "The Dark Knight Rises" at No. 1, according to studio estimates compiled by Reuters.

Marilyn Monroe died 50 years ago this weekend in her home in Brentwood, California on Aug. 5, 1962. There were several celebrations in California honoring the 50th anniversary of Monroe's death. The Hollywood Museum has an exhibit featuring dresses she wore in "Gentlemen Prefer Blondes" and "Some Like It Hot" through September 2, according to NBC.

Charlie Sheen and Lindsay Lohan are set to appear in "Scary Movie 5." According to Hollywood Reporter, the "Mean Girls" star has not signed a contract "as of right this moment," but sources close to the project said it has been confirmed verbally. The report revealed a spoiler that "Anger Management" star Charlie Sheen will return to the sequel. He appeared in "Scary Movie 4" and his character was killed but the script for 5 will include Sheen's return.

Gabby Douglas made headlines when she became the first African-American woman to win two gold medals during the same Olympic Games. The 16-year-old has been receiving congratulations around the world on the internet, not just from her sports fans but from celebrities as well. Justin Bieber, Lady Gaga, Elizabeth Banks, Nicki Minaj and Pink are just a few of the award-winning recording artists to share how they proud they are of Douglas.