12. In 2008 the duo tackled ponytails…
13. …and battled against bangs.
26. Tegan experimented with long hair in 2011, while Sara kept it short.
And apparently forgot how to smile.
- It's time: Hillary Clinton and Donald Trump will face off tonight at 9 p.m. ET in the first of three US presidential debates.
- Ted Cruz said Trump's list of potential Supreme Court nominees spurred his decision to endorse his former opponent.
- Parents of the suspected Washington mall gunman who killed five people said he "had mental issues."