\version "2.12.3"

\header {
    title = "If you're happy and you know it"
    composer = ""
}

mainInstrument = #"accordion"
clapclapclap = {
    \set Staff.midiInstrument = #"woodblock"    
    \override NoteHead #'style = #'cross  % lilypond.pdf p.26
    a8 a8 a4
    %     r128 a16... a8 a8.... r128  % put a rest between instrument change and note
    \set Staff.midiInstrument = \mainInstrument
    \revert NoteHead #'style
}
melody = \relative g' {
    \tempo 4 = 120
    \clef treble
    \key a \major
    \time 4/4
    \autoBeamOff
    \partial 4
    
    \set Staff.midiInstrument = \mainInstrument
    e8. e16 | a8 a a a a a gis a | b4   \clapclapclap
    e8. e16 | b'8 b b b b b a  b | cis4 \clapclapclap 
    \repeat volta 2 { 
	a8. a16      | d8 d d d fis, fis fis8. d'16 | cis8 cis cis cis e,8 e 
	cis'8. cis16 | b8 b b b a    a 
    }
    \alternative {
	{ b8   b   | cis4 \clapclapclap }
	{ gis8 gis | a4   \clapclapclap }
    }
}
text = \lyricmode {
    If you're | hap -- py and you know it, clap your | hands, " "  " "  " "
    if you're | hap -- py and you know it, clap your | hands. " "  " "  " "
    \repeat volta 2 { 
	If you're | hap -- py and you know it, and you | real -- ly want to show it,
	if you're | hap -- py and you know it, 
    }
    \alternative {
	{ clap your | hands. " "  " "  " " }
	{ clap your | hands. " "  " "  " " }
    }
}
harmonies = \chordmode {
    \set ChordNames.midiInstrument = #"bass" %orchestral strings"
    r4 | a1 e:7 e:7 | a2.~
    \repeat volta 2 {
	a4 |
        d1 | a | e2.:7~
    }
    \alternative {
	{ e4:7 | a2.~ }
	{ e4:7 | a2. }
    }
}

music = {
    <<
    \new ChordNames {
    \set chordChanges = ##t
	\harmonies
    }
    \new Voice = "one" { 
	\melody 
    }
    \new Lyrics \lyricsto "one" \text
    >>
}

\score {
    \music
    \layout { }
}

\score {
    \unfoldRepeats \music
    \midi { }
}


\markup{
    \fill-line{  
	\column {
	    \line { " " }
	    \hspace #0.1
	    \line { \bold "2. "
		\column {
		"If you're happy and you know it, slap your sides ..."
		}
	    }
	    \line { " " }
	    \hspace #0.1
	    \line { \bold "3. "
		\column {
		"If you're happy and you know it, stamp your feet ..."
		}
	    } % \line
	    \line { " " }
	    \hspace #0.1
	    \line { \bold "4. "
		\column {
		"If you're happy and you know it, snap your fingers ..."
		}
	    }
	    \line { " " }
	    \hspace #0.1
	    \line { \bold "5. "
		\column {
		"If you're happy and you know it, sniff your nose ..."
		}
	    }
	    \line { " " }
	    \hspace #0.1
	    \line { \bold "6. "
		\column {
		"If you're happy and you know it, shout: \"We are!\" ..."
		}
	    }
	    \line { " " }
	    \hspace #0.1
	    \line { \bold "7. "
		\column {
		"If you're happy and you know it, do it all ..."
		}
	    }
	} % \column
    } % \fill-line
} % \markup