Heidi Klum: 'Germany's Next Topmodel' Finalists Photo Call!

Heidi Klum rocks a sheer look at the Germany’s Next Topmodel finalists photo call on Monday (June 4) at the Lanxess Arena in Cologne, Germany.

“Just arrived in Germany…’Hallo Deutschland!’” the 39-year-old model tweeted, later adding, “More rehearsals for #GNTM 2012 finale.”

Over the weekend, Heidi was on mommy duty, picking up son Henry and daughter Leni from karate class. She also recently turned 39 – happy belated b-day, Heidi!!!

FYI: Heidi is wearing Roberto Cavalli.

10+ pictures inside of Heidi Klum at the Germany’s Next Topmodel photo call…