Heidi Klum Brings Bodyguard BF to Son's Football Game

9/30/2012 4:20 AM PDT

Heidi Klum Brings Bodyguard Boyfriend to Son's Football Game

Martin Kristen took off his bodyguard cap yesterday and donned his boyfriend one ... cheering alongside GF Heidi Klum at her son's football game in Brentwood yesterday.

Three cheers for ... anyone that lands Heidi Klum!