Bibi and Tina, A Fake Friend

While Tina is studying for an exam with Alex, Bibi becomes friends with Connie. What a surprise that she has just come from Hungary and is supposed to say hello to Bibi from Mikosch! He talked so much about the Martins Farm and Bibi that Connie wanted to spend the rest of the holidays here. But why didn't she give Bibi the letter her wrote for her?