How to Tie a Bow Tie
1: Adjust the tie so that one end is slightly longer than the other.
crossing the long end over the short.
2: Bring the long end through the centre at the neck.
3: Form an angle loop with the short end of the tie crossing left.
Drop the long end at the neck over this horizontal loop.
4: Form a similar angle loop with the loose long end of the tie and
push this loop through the short loop.
5: Tighten knot by adjusting the ends of both loops.