Jazz pianist Harry Connick Jr and country music star Tim McGraw will headline a US charity concert for the victims of Hurricane Katrina.
Harry Connick Jr is from Louisiana, one of the worst-hit areas
The hour-long concert will be broadcast live on Friday, with actor Leonardo DiCaprio also expected to appear.
Trumpeter Wynton Marsalis joins McGraw and Connick Jr. The trio were born in Louisiana, one of the worst-hit areas.
Music channel MTV plans to show its own hurricane relief concert, with Green Day and Alicia Keys, on 10 September.
Thousands are feared dead after the hurricane devastated areas on the Gulf coast, submerging most of New Orleans under water.
A Concert for Hurricane Relief starring Connick Jr and McGraw will be broadcast by US network NBC.
"I am heartbroken by the devastation caused by Hurricane Katrina in my home state," said McGraw, who was born in Delhi, Louisiana.
Most of New Orleans was submerged after the hurricane
"It's at times like these that each of us must work together to provide life-saving aid to those in terrible need."
MTV and sister networks VH1 and CMT plan to broadcast a live hurricane-relief special with R&B singer Alicia Keys and rock stars John Mellencamp and the Dave Matthews Band joining Green Day.
Veteran US entertainer Jerry Lewis said he would devote a portion of his annual Labour Day telethon for the Muscular Dystrophy Association charity, which starts on Sunday, to the Hurricane Katrina relief effort.
NBC broadcast a similar star-studded charity concert in January that raised more than $18m (£9.9m) for survivors of the tsunami that killed hundreds of thousands of people and left millions more homeless in South Asia and East Africa.