Mischa Barton has reportedly got engaged to Kimberly Stewart's ex-fiancé, Cisco Adler, BANG media reports.

Mischa Barton, 19, accepted Adler's proposal after he got down on one knee while presenting her with a giant bunch of tropical flowers, while they were spending some quality time in Hawaii.

Cisco Adler, 26, was engaged to rocker Rod Stewart's daughter Kimberly Stewart last year.

Mischa Barton is said to have happily accepted.

Meanwhile, Mischa Barton was recently reported to have been told to have sex with Leonardo DiCaprio to boost her career. However, the sexy "The OC" star admitted she isn't interested in dating older men.

Mischa Barton told Harpers and Queen magazine: "Isn't Leo like, 30, or something?" 

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