"Wham!" was a British pop duo formed in 1981, consisting of members George Michael and Andrew Ridgeley. They gained fame for their catchy songs and energetic performances, becoming one of the most successful acts of the 1980s. Their debut album, "Fantastic," included hits like "Young Guns (Go for It!)" and "Wham Rap! (Enjoy What You Do)." The duo is best known for their chart-topping singles, including "Wake Me Up Before You Go-Go" and "Last Christmas." They disbanded in 1986, but their music continues to be celebrated, influencing many artists and remaining popular in pop culture.