He first appeared live with the group at Presley's Hotel International debut in Las Vegas on July 31, 1969.
Muhoberac was born and raised in Louisiana and began playing accordion and piano at age five.
Later in his career he arranged and conducted for numerous successful acts, including Seals & Crofts, Nancy Sinatra and Contemporary Christian band The Archers.
[6] In 1986, he moved to Australia,[7] where he produced records, played piano, and did arrangements for Keith Urban, Rick Price, Grace Knight, Silverchair, and Col Joye.
His wife was Andra Willis, a vocalist on The Lawrence Welk Show who had a successful career as a solo artist, with numerous hit singles.