A rainy red carpet is possible when Hollywood's biggest stars step out for the Oscars this Sunday. On Thursday, Los Angeles could near record-high temperatures. But by Sunday, the summer-like heat will end and the first of three storm systems could bring rain showers to the Oscars.

Celebrity stylist Alexandra Mandelkorn lines up pairs of towering heels before flicking through a rack of dazzling dresses.

The real heavy lifting has started outside the Dolby Theatre in Hollywood. Hundreds of people are already building and gluing and stapling and hammering - all ahead of Oscar Sunday.