Josh Gad claimed Jake Gyllenhaal He was far from enthusiastic about pursuing a role The Book of Mormon.

According to His memoirs"In God We Trust: A Tale-Sum," published Tuesday, Jan. 14, Gad, 43, claims his Love and other drugs Coster warned him against taking part in musical-comedy productions.

Gad wrote, “Bouncing back and forth while doing episodes The Daily ShowI was also shooting for a movie called Love and other drugs … One day as Jack and I were driving home from a set in Pittsburgh, I asked him if I could play a demo of a new instrument I had recently workshopped in New York, hoping to get his advice. I should follow it more. He said, 'Yeah, pop it' and I played the opening number.

Love and other drugsGyllenhaal, 44, and starring Anne Hathaway In the lead role, began principal photography in Pittsburgh in September 2009. Gadd played a supporting role in the story, starting a relationship with pharmaceutical salesman Jamie Magee, who was suffering from early Parkinson's disease.

Gad said in his book that Gyllenhaal, before Gyllenhaal's thinking evolved, "Hello!" While listening to "His Ass Laughed," the opening number of the critically acclaimed stage production.

"I moved on to another track on the album and his face slowly went from ecstatic enthusiasm to fear and panic," Gadd wrote. "He stopped the car and said, 'Dude, you can't do whatever it is. It's way too controversial. Who wrote it anyway?' I stopped singing and looked at him South Park Saying.'"

Despite Gyllenhaal's alleged concerns, Gadd spent 15 months portraying Elder Cunningham The Book of Mormon On Broadway, produced by South Parkof Trey Parker And Matt Stone. Gadd's performance earned him a 2011 Tony Award nomination for Best Actor in a Musical.

Gad said our weekly After her memoir was published that navigating the obstacles in her career path eventually "became the theme of the book."

“In the face of adversity, how do you overcome obstacles to achieve dreams bigger than you could have set for yourself? It's the story of my life," Gadd said our.

The actor also wrote about a father who was absent for much of his life, detailing how it affected his own experience of fatherhood. (Gad shares two daughters, Ava, 13, and Isabella, 10, with wife Ida Dervish.)

"I enjoyed the hell out of writing (the book), and I hope that everyone who reads it takes away something that's useful and inspires them," he told us. "At least, I hope they get a good laugh."