The original members were Daniel Dickopf, Edzard Hüneke, Marc Sahr, Clemens Tewinkel and Christoph Tettinger. With the departure of Andrea Figallo (2016) and the wish of Edzard Hüneke to make a solo project (2017), the band broke up.
1995: Christoph Tettinger (bass vocals) left the Wise Guys. The new bass singer became Ferenc Husta.
2009: Clemens Tewinkel left the band, Nils Olfert (tenor vocals) replaced him.
2012: Ferenc Husta left the group, Andrea Figallo became the new bass singer.
2016: Andrea Figallo left the band, Björn Sterzenbach became the new bass singer.
2017: The band dissolved, a new band called Alte Bekannte arised.