Husband Seal isn't the only one who's musical in Heidi Klum's household.
The German-born supermodel and Project Runway star has quite a set of pipes herself, as she demonstrates in this exclusive, behind-the-scenes footage from her photo shoot for a "Who's Got Milk?" ad.
Outfitted as a milkmaid, Klum. 35, lets out with an impressive yodel. No, she's not crying over spilled milk.
– Stephen M. Silverman
JOSH & FERGIE: ROCKED BY SCANDAL
Did he cheat with a stripper?
Married less than a year, the couple denies an Atlanta woman’s claims that she and Josh had a fling
Note that this week’s cover of PEOPLE may differ regionally
