Does anyone know a ROCK song la lei say aah etc its sung by girl please help does know?

Here are some songs that could match your description:

- "Le Freak" by Chic (1978)

- "Da Ya Think I'm Sexy?" by Rod Stewart (1979)

- "I Will Survive" by Gloria Gaynor (1978)

- "Stayin' Alive" by the Bee Gees (1977)

- "Disco Inferno" by The Trammps (1976)

- "September" by Earth, Wind & Fire (1978)

- "Boogie Wonderland" by Earth, Wind & Fire (1979)

- "Get Down on It" by Kool & the Gang (1981)

- "Celebration" by Kool & the Gang (1980)

- "We Are Family" by Sister Sledge (1979)