He rattles off the quack's sales patter with buffo aplomb, whistles humorously through his teeth during his comic impersonation of an elderly senator at the wedding banquet, and his duel of wits with Ms. Netrebko at the end of Act II demonstrates the cavernous distance between their vocal styles.
WSJ: L'Elisir d'Amore | Metropolitan Opera | An Elixir for Change | By Heidi Waleson