Complex sentence: In "Free Family Portrait Studio", upon learning that David Wallace is buying Dunder Mifflin, Robert is surprised by the news, but quickly introduces himself to David as "Bob Kazamakis", and offers to brief him on the company.
Split into simpler sentences: In "Free Family Portrait Studio", Robert is surprised when he learns that David Wallace is purchasing Dunder Mifflin. He then quickly introduces himself to David as "Bob Kazamakis", and offers to brief him on the company.