Yadda waƙar ''Letters' ta yi a cikin jadawalin kiɗan
— waka ta Krzysztof Krawczyk
Mafi kyawun nasarorin ginshiƙi da "Letters" ya samu a cikin dukkan sigogin kiɗan - Manyan Wakoki 40, Manyan Wakoki 100 - Kullum, Manyan Waƙoƙi 10 Masu Ban Haushi, Manyan Waƙoƙi 20 da ake so. Sau nawa "Letters" ke fitowa a cikin manyan ginshiƙi? "Letters" ya rera ta Krzysztof Krawczyk . An buga waƙar a kan 01 janairu 1970 kuma ta fito makonni akan jadawalin kiɗan.