What does a guitar solo consist of?

A guitar solo is a melodic passage, instrumental section, or entire piece of music, pre-written (or improvised) to be played on a classical guitar, electric guitar or an acoustic guitar.

How can I improve my guitar solo timing?

Quote from video: One two three four five six and make sure that you're counting out loud one two three four five six one two three four five six and for bonus points tap your foot.