They emerge in 1961 as The Teddy Bears, for this group by integrating the brothers Hector and Ismael Velazquez, Jorge del Razo, Jaime Ruiz Perez and Armando Vazquez. They are known as UFOs since 1965 after changes in the initial grouping, and integrating the group, Jorge Gutierrez, good guitarist, from The Blue Caps. (to get out of UFOs, is involved with The Sound Machine and then with the group Three Souls in my Mind / El Tri, Alex Lora).. In 1967