Lukas Nelson tells PEOPLE that his new album, 'American Romance,' is an exploration of self-identity, a reflection on ...

Lukas Nelson performed on 'The Howard Stern Show' and talked about his new album 'American Romance' and growing up the son of ...

Willie Nelson, who is 91, released “Last Leaf on the Tree" on Friday, his second studio album this year. It's also his 76th solo studio album and 153rd album overall. Asked how many more he has ...

Nelson, who is 91, recently released “Last Leaf on the Tree,” his second studio album this year — also his 76th solo studio album and 153rd album overall, according to Texas Monthly’s ...

Willie Nelson on his new album, cannabis cookbook, Kris Kristofferson and what makes a good song. It's also his 76th solo studio album and 153rd album overall. Credit: AP.

Willie Nelson on his new album, cannabis cookbook, Kris Kristofferson and what makes a good song Willie Nelson, who is 91, will release “Last Leaf on the Tree" on Friday, ...

On Friday, Nelson, who is 91, will release "Last Leaf on the Tree," his second studio album this year — also his 76th solo studio album and 153rd album overall, according to Texas Monthly's ...

Willie Nelson on his new album, cannabis cookbook, Kris Kristofferson and what makes a good song Willie Nelson, who is 91, will release “Last Leaf on the Tree" on Friday, his second studio album ...

Willie Nelson on his new album, cannabis cookbook, Kris Kristofferson and what makes a good song. It's also his 76th solo studio album and 153rd album overall. Credit: AP.

Willie Nelson, who is 91, will release “Last Leaf on the Tree" on Friday, his second studio album this year.

Willie Nelson on his new album, cannabis cookbook, Kris Kristofferson and what makes a good song Willie Nelson, who is 91, will release “Last Leaf on the Tree" on Friday, his second studio album ...

Willie Nelson on his new album, cannabis cookbook, Kris Kristofferson and what makes a good song. It's also his 76th solo studio album and 153rd album overall. Credit: AP.