Show all of the photos belonging to one user that another user has marked as a favorite. You can use each person's username, email address (used to sign up to Flickr), or user id.
Movie Poster, FX, Bead Art, Map Maker, Hockneyizer, CD Cover, Color Palette Generator, Photobooth, Calendar, Wallpaper, Magazine Cover, Pocket Album, Lolcat Generator, Badge Maker, Billboard, Cube, Pop Art Poster, Framer, Motivator, Mat, Jigsaw, Trading Card, Mosaic Maker,
I know, right? It's a lot to take in. Go slow.