Scarf of Cumbersaurus. Rawr.
Sherlock Holmes 2 could be called anything and I would still be outrageously excited about it. Observe:

Sherlock Holmes and the Runny Nose

Sherlock Holmes and the Folk Dance Jamboree

Sherlock Holmes still looks like Robert Downey Jr

Sherlock Holmes and the Crooked Poster

Sherlock Holmes Fries

Sherlock Holmes Two the Future