5x17 - Northern Exposure

Ruth-Anne tries learning Italian, so she can read Dante, and gets some help from Shelly. Walt needs sunlight to overcome his depression, so he gets his light glasses and becomes addicted, so Chris & Holling perform an intervention. Caribou block Main Street, so the mayor takes action. While waiting out a storm in the airport cabin with Maggie, everything is going Joel's way, until Ed shows up.