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.
FX, Motivator, Photobooth, Magazine Cover, Billboard, Mat, Pop Art Poster, Jigsaw, Map Maker, Mosaic Maker, Cube, Hockneyizer, Badge Maker, Lolcat Generator, Movie Poster, Color Palette Generator, CD Cover, Trading Card, Calendar, Bead Art, Wallpaper, Pocket Album, Framer,
I know, right? It's a lot to take in. Go slow.