You get out the sheet music, place it on the piano, and play the written notes. Another way is to memorize the music by listening intently to it over and over again.
Throughout the whole song a/c is played as an after beat after the bass note. The notes are not the chord.. they are the bass note.
Intro F(A/C) (A/C) F " " Eb" " Eb" " D" " D" "C#" " C#" "
F " "...
First, you will need access to a piano, then if you don't know how to play it, take lots of lessons over several years, practice at least 3 hours daily, then buy the music and play it on the piano.
Charlie Sheen plays the piano on the show. He is the only main character on the show that plays the piano and his character is a jingle writer. It is hard to tell if he actually plays though.