Actress Evan Rachel Wood is celebrating after learning she is set to become a big sister.
The Across the Universe star took to her Twitter.com page on Valentine's Day (14Feb12) to reveal her dad Ira David Wood Iii is expecting a child with his second wife, Ashley Mattox Wood.
She wrote, "Looks like I am getting... a little brother! Congratulations to my father and stepmom."
Theatre director Wood split from the actress' mum, Sara Lynn Moore, in 1996.