This is how things work when you're the No. 1 golfer on the planet. You can challenge an actress and model to the Ice Bucket Challenge one day and two days later you can help her complete the task.
That's what Rory McIlroy did with Meghan Markle on Wednesday in New York. Markle is an actress on the show Suits and seemed more than happy to comply to McIlroy's request of dumping ice water on her head for ALS.
She also called out Serena Williams shortly thereafter.