If you saw The Lego Batman Movie this past weekend, then you might’ve realized that the voice of the Batcomputer was none other than Siri, the digital voice command assistant found in Apple consumer electronics products. Well, if you’ve got an iPhone, Siri will turn into the Batcomputer if you say the magic words.

Uttering the words, “hey, ‘puter” when Siri is active will prompt her to talk to you like you’re the minifig Dark Knight. Here’s some video of the gag in action, along with my own Bat-voice:

It doesn’t make the egregious iPhone product placement in the movie any better but you will get a giggle using your own gruff crimefighter voice.