During the 30-second spot, entitled "Busy Day," Scorsese puts Siri through its paces by firing several requests and questions at in quick succession — including modifying calendar events, finding another person's location using Find My Friends, and checking traffic information.

This advert is the fourth in a series of celebrity Siri ads, which have included appearances from Samuel L. Jackson, Zooey Deschanel, and John Malkovich.

Later this year, Siri will make its debut on the new iPad, courtesy of Apple's iOS 6 software. This will be the first time Siri has officially extended its reach beyond the iPhone 4S.

Check out the clip above and let us know what you think of Apple's latest Siri ad.

[via MacRumors]