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