Reviewers delivered their verdicts on the show Friday, after an opening night that counted celebrities including "Homeland" star Damian Lewis and Duran Duran singer Simon Le Bon among the audience.
The exuberantly profane show by "South Park" creators Trey Parker and Matt Stone and "Avenue Q" composer Robert Lopez tells the story of two Mormon missionaries sent to spread the word in Uganda.
Most critics praised the production's skill and energy, though the Daily Telegraph's Charles Spencer said "its mixture of satire and syrup ultimately proves repellent."
Daily Mail critic Quentin Letts was even less enthusiastic: "I tired of it after 10 minutes."
And the Guardian's Michael Billington judged it "mildly amusing. ... a safe, conservative show for middle America."
Reviewers were full of praise for stars Gavin Creel and