Gertrude Wirschinger (born 4 November 1948), better known as Penny McLean, is an Austrian vocalist who initially gained acclaim with the disco music act Silver Convention, but also had exposure as a single recording artist. As a solo singer, she is most remembered for her million seller "Lady Bump". She is also an author. == Early life and career == Gertrude Wirschinger was born in Klagenfurt. In the early 1970s, under the name Barbra Münzer, she was part of the... [more on Wikipedia]