"We'd gone to film this Christmas 'Carpool Karaoke'. I went to go to her house and we were going to film it from there.
"We were supposed to film at three and I was told get there at four and they'll probably be ready. I waited in her living room until about 6:30 just on my own, and I thought, well, I'm going to take this candle just for my time."
James made his confession during a game of 'Spill Your Guts and Fill Your Guts', which also saw another of his guests, Drew Barrymore rank Jake Gyllenhaal as her least talented co-star.
The 'Santa Clarita Diet' star dodged having to eat a turkey testicle by naming Adam Sandler as the most talented, followed by Hugh Grant, and placing her 'Donnie Darko' co-star last, but she insisted her pal would understand.
She said: "When I run into him next time, I'll be like, dude, it was selling you down the river or eating turkey's ball. I'm sorry, Jake, it was the turkey testicles!"