Toadie’s concerned by the amount of time and effort Sonya is investing in Walter. He holds back from saying anything, until his romantic lunch with Sonya is gate-crashed: Sonya has invited Walter, Susan and Karl, eager for them all to meet. Toadie’s frustrated and Walter senses the tension, so excuses himself. Sonya’s annoyed at Toadie, but Toadie may have good reason to be wary of Walter... (thetvdb.com)