East 17. Chart performance "Unbelievable" was very successful on the charts across several continents. In Europe, the song entered the top 10 in Belgium (4), Germany (9), Ireland (5), the Netherlands (6), Norway (8), Spain (6), Sweden (9), Switzerland (3), and the UK. In the latter, it peaked at number three on the UK Singles Chart in its fifth week, on November 25, 1990. The song spent two weeks at the number two position before dropping to number six, seven and ten the following weeks. The single was also a top 10 hit on the Eurochart Hot 100, peaking at number eight in December 1990. Outside Europe, "Unbelievable" was a top 20 hit in New Zealand (12), while entering the top 10 also in Australia (8). In the US, the song achieved huge success, charting on four different Billboard charts; number one on the Hot 100, number nine on the Hot Dance Club Play chart, number five on the Hot Dance Music/Maxi-Singles Sales chart and number three on the Modern Rock Tracks chart. It also hit number one on the Cash Box Top 100. In Canada, "Unbelievable" reached number four on the RPM Top Singles chart and number three on the RPM Dance/Urban chart. The single earned a gold record in Australia (35,000), Canada (50,000) and the United States (500,000), and a silver record in the United Kingdom (200,000). Critical reception In 2018, Bill Lamb from About.com noted that the song "mixed intoxicating rhythms, sweet high vocals from lead singer James Atkin, and rousing shouts to storm to the top of the pop charts." In his review of Schubert Dip, AllMusic editor Alex Henderson described the song as "so insanely infectious", remarking its "dizzying infectiousness". Upon the release, J.D. Considine from The Baltimore Sun felt the group's material appeals as much to the brain as the body, so that songs such as "Unbelievable" "end up danceable, hummable, and utterly irresistible." Larry Flick from Billboard declared it as a "insinuating, Manchester-influenced rave. Scratchy, neopsychedelic guitar riffs nicely contrast track's hip hop groove, promising extensive exposure here at both club and radio levels." John Earls from Classic Pop called it "mighty". Annette Petruso from The Michigan Daily stated that the boys from the Forest of Dean "have created an undeniably perfect pop single with the ultra-simple, ultra-catchy and ultra-overplayed "Unbelievable"." Andrew Collins from NME complimented it as a "special record", writing, "It's