kalou did not feature much under avram grant's successor, luiz felipe scolari, except during pre-season, because of his participation in the 2008 beijing olympics as part of the ivory coast national under-23 football team. however, he came off the bench against manchester united on 21 september and scored a header after 80 minutes from a john obi mikel free kick. the goal ensured that chelsea secured a point and kept their unbeaten home record. kalou then scored two goals and assisted a frank lampard header on 18 october in chelsea's 5–0 win at middlesbrough.