If the cake is a lie what pie?

This is a play on words referencing the iconic phrase "The cake is a lie" from the video game *Portal*.

There's no real answer to what pie it could be, as it's meant to be a nonsensical, humorous continuation of the original phrase.

However, here are some playful responses:

* The pie is a... well, let's just say it's not what you'd expect.

* The pie is a mystery, just like the cake.

* The pie is a metaphor for... something else entirely.

Let me know if you'd like to explore other humorous scenarios! 😊