Custom Backing Track Dr. Horrible's Sing-Along Blog

Everyone's a Hero made famous by Dr. Horrible's Sing-Along Blog
• 13 customizable audio tracks:
(Click, Drum Kit, Tambourine, Noise effects, Bass, Acoustic Guitar, Acoustic Guitar, Electric Guitar, Piano, Trombone, French Horn, Backing Vocals, Lead Vocal)

Slipping made famous by Dr. Horrible's Sing-Along Blog
• 12 customizable audio tracks:
(Click, Percussion, Sound Effects, Bass, Piano, Electric Piano, Synthesizer, Xylophone, String Section, Harp, Brass Instruments, Lead Vocal)

My Freeze Ray made famous by Dr. Horrible's Sing-Along Blog (Neil Patrick Harris)
• 11 customizable audio tracks:
(Click, Drum Kit, Percussion, Sound effects, Bass, Piano, Electric Piano, Synth Keys, String Section, Woodwinds, Lead Vocal)

Brand New Day made famous by Dr. Horrible's Sing-Along Blog
• 13 customizable audio tracks:
(Click, Drums and Percussion, Electric Bass, Synth Bass, Rhythm Electric Guitar, Lead Electric Guitar, Piano, Synth Lead, Synth Lead, String Section, Synth Voice, Backing Vocals, Lead Vocal)

My Eyes made famous by Dr. Horrible's Sing-Along Blog
• 11 customizable audio tracks:
(Click, Drum Kit, Percussion, Bass, Acoustic Guitar, Acoustic Guitar, Piano, String Section, Flute, Lead Vocal, Lead Vocal)

A Man's Gotta Do made famous by Dr. Horrible's Sing-Along Blog
• 13 customizable audio tracks:
(Click, Drum Kit, Bass, Electric Guitar, Piano, Digital Piano, Synth Keys, Xylophone, Brass section, String Section, Lead Vocal, Lead Vocal, Lead Vocal)

Everything You Ever made famous by Dr. Horrible's Sing-Along Blog (Neil Patrick Harris)
• 15 customizable audio tracks:
(Click, Drum Kit, Orchestral Percussion, Bass, Keyboard, Piano, Synthesizer, Vibes, String Section, Harp, Brass Instruments, English Horn, Clarinet, Backing Vocals, Lead Vocal)