Santangelo, Antonia.Grandaddy Sumday(англ.)// CMJ.— 2003.— 26 May(no. 815).— P. 6.Архивировано 19октября 2014года.. — «Incorporating the bittersweet indie space rock of 2000's The Sophtware Slump with a powerful neo-psychedelic push in the direction of Mercury Rev and the Flaming Lips, Grandaddy's latest, Sumday, is characterized by dense fuzzy purring, song structures rife with intrinsic familiarity and reflective, reserved vocals».
Santangelo, Antonia.Grandaddy Sumday(англ.)// CMJ.— 2003.— 26 May(no. 815).— P. 6.Архивировано 19октября 2014года.. — «Incorporating the bittersweet indie space rock of 2000's The Sophtware Slump with a powerful neo-psychedelic push in the direction of Mercury Rev and the Flaming Lips, Grandaddy's latest, Sumday, is characterized by dense fuzzy purring, song structures rife with intrinsic familiarity and reflective, reserved vocals».