From the main menu, go to "Special Features", then "Extras". Press Left to highlight the left turn signal on the bike. Press Enter to see the actual Quicktime video Tevin has Peter look at.
From the main menu, go to "Special Features", then "Extras". Press Left to highlight the left turn signal on the bike. Then, press Down to highlight the right turn signal. Press Enter to hear Sydney give a speech in the Chinese Restaurant.