David Yates' "Harry Potter and the Half-Blood Prince" grossed another $22 million Thursday, bringing its two-day total to a stunning $80.1 million.

Playing at 4,275 locations, the sixth installment in the popular series started with $58.1 million Wednesday, including revenues from more than 3,000 midnight showings. It will be interesting to see how much the film can gross in five days.

At a distant No. 2, "Ice Age: Dawn of the Dinosaurs" picked up $3.5 million Thursday, bringing its domestic total to $134.3 million. Following in third place with $2.4 million was "Transformers: Revenge of the Fallen," which reached a cume of $350.1 million.

Meanwhile, Sacha Baron Cohen's "Brüno" took home $1.9 million, enough to secure the fourth spot. The comedy's total currently stands at $41.2 million.

At No. 5, "The Proposal" earned $1.4 million, lifting its total gross to $119.7 million.

Source: Box Office Mojo (www.boxofficemojo.com)