Intertextuality is the way in which texts (or other things such as sound , mise en scene ect )refer to other media texts that producers assume audiences will recognise (borrowing) for example:
Austin Powers (film) -- James Bond series (Blofeld / Dr. Evil) here they are both holding a animal, it may not be identical however they are both holding the creature in the same position. they are also wearing similar cloths. this is an example of intertextuality.
- The white bathroom
- Actually same high angle shot onto the female