When you have sobered up enough for your girlfriend to not notice that you are/were high.
If you take mescaline, it will take you approx. 12-14 hours to pass the girlfriend test.
When a piece of technology is easy enough for your girlfriend to use without calling you.
Gf: baby, can you install office on my computer?
Nerd bf: Jesus, Microsoft can't make anything that passes the girlfriend test.