The Mixtures "In the Summertime" and—as a result of the 1970 radio ban, during which many Australian radio stations refused to play Australian and British music released by major labels—received much more airplay than had initially been expected for a group on a small record label. The single went to #1 in Australia for six weeks. They followed up with "The Pushbike Song" (produced by David Mackay), which went to #1 in Australia for two weeks, hit #2 in the UK Singles Chart, and went to #44 on the "Billboard" Hot 100 in the U.S. after being released on Sire Records. The
The Heart of What Was Lost leader, Duke Isgrimnur, leads his army in pursuit, determined to destroy the Norns and their ancient Queen Utuk'ku once and for all. The book is told from three points of view: Duke Isgrimnur of Rimmersgard; a Norn leader, Viyeki; and Porto, a Perdruinese mercenary. Jason Heller, a book reviewer for NPR, reviewed the book, stating the novel balances "warmth with grimness, and gentle bits of humor with violence and vengeance. Williams has tapped back into the dynamic that made "Memory, Sorrow, and Thorn" so absorbing." Aiden Moher at Barnes & Noble's fantasy blog called "The Heart of What Was Lost"