Fran's 'sundae' changes color at the dining table - all brown and then cream on top like at the bench.
Dr. Miller puts the cordless phone back on the charger/stand then pushes the speaker button, which would disconnect the caller. Using the speakerphone tool means pushing the speaker button first then placing the phone on the charger/stand.
Niles talks to Fran about being the last single person in his friends group and Fran makes a comment insinuated she is also, but Fran's best friend Val isn't married either.