"Goober High Museum" for Guggenheim Museum (The kids visited the High in
Atlanta, so I guess the assumption was that "High" has something to do with
"Say Anne" for Cezanne
"16th Chapel" for Sistine Chapel (This one has happened before.)
I was grading these while another class took the test in perfect silence.
Needless to say, I got some really strange looks when I burst out laughing.