Top 7 Movies at Box Office for week ending January 31.

1. “Avatar,” $30 million.

2. “Edge of Darkness,” $17.1 million.

3. “When in Rome,” $12.1 million.

4. “The Tooth Fairy,” $10 million.

5. “The Book of Eli,” $8.8 million.

6. “Legion,” $6.8 million.

7. “The Lovely Bones,” $4.7 million.

Looks like there is no stopping “Avatar” as it sinks its competition, going past 2 billion and rising like the Titanic.