"Weighty boxset uncovers the full extent of a wonderfully fertile transitional period for "America's Top Surfin' Group" ... Rooted in remastered versions of Sunflower and Surf's Up, Feel Flows stakes a number of claims. The accompanying live tracks prove that, at their best, The Beach Boys could be a pretty formidable rock'n'roll band, an attribute not always given its rightful acknowledgement".