Plot: It's always a fun time when the hilarious and charming AMY POEHLER stops by! She's already got her hands full with her young son, Archie, her husband, Will Arnett, and now her show "Parks & Recreation" is back and better than ever! Though she always finds time to visit Ellen! There always seems to be drama on "The Real Housewives of Beverly Hills," but housewife LISA VANDERPUMP manages to stay above it. Mostly