The mamual page you refer to in your question indicates that when continuous shooting is enabled and...

... recording with the self-timer, a series of up to 5 images is recorded.

So using the timer with continuous shooting enabled will likely do what your friend desires.

The manual page you refer to in your question indicates that when continuous shooting is enabled and...

... recording with the self-timer, a series of up to 5 images is recorded.

So using the timer with continuous shooting enabled should do what your friend desires.