I think it says NIGHTOWL.
Since it's a SpongeBob titlecard, you might like this SpongeBob related font. It's not a 100% match but still close.
Edited on Mar 05, 2013 at 12:11 by Myotis
I knew that duck was you!
You might find some matches in the Comic category.
If you're that worried, have an antivirus software check your files.
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