Tu Kall Kyo Nahi Aayi?

Punjab Ke Ek Sarkari School Ke Teacher Ne Class Mein Ek Ladki Se Puchha.
Teacher: “Tu Kall Kyu Nahi Aayi Thi?”
Ladki Sharmate Hue: “Sir, Kal Mujhe Tattiya Lag Gayi Thi”
Teacher Hairan Hote Hue: “Phir Kya Hua? Hame Bhi To Tatte Lage Hai Par Hum To Roj Aate Hai”