Coti has collaborated with the singer who began her career with what pop group?
Coti: Roberto Fidel Ernesto Sorokin Esparza, who performs under the stage name Coti, is an Argentine singer-songwriter, best known for collaborations with other Spanish-language artists like Andrés Calamaro (Arg), Julieta Venegas (Mex), Paulina Rubio (Mex) and Luis Miguel in his last album. Paulina Rubio: Paulina Susana Rubio-Dosamantes (] ; born 17 June 1971) is a Mexican singer, actress, television music competition judge, hostess, model and businesswoman. Paulina Rubio:  She began her music career as original member of the pop group Timbiriche from 1982 through 1991, before leaving the group in order to focus on her solo career.
Timbiriche