What makes Woo! by Tilly and the Wall notable?

'Woo!' received critical acclaim for its inventive instrumentation and catchy songwriting, helping to further establish Tilly and the Wall within the indie pop genre. The album's success on various music charts demonstrated the band's growing influence and marked a maturation in their sound. Released in 2008, 'Woo!' is Tilly and the Wall's third studio album, following their 2006 effort 'Bottoms of Barrels'. At this point, the band had solidified their unique sound characterized by the absence of a traditional drummer, which set them apart in the indie pop scene.