Conversation so far:
What lead to the transition of Grace Jones to music?
Grace Jones was signed by Island Records, who put her in the studio with disco record producer, Tom Moulton.
when did Grace Jones sign with Island records?
Grace Jones signed in 1974
what year was grace Jone's and  Island Record's  first musical release?
Portfolio, was released in 1977

Question: was it a single or an album?
Self-contained rewrite: wa Portfolio a single or an album?