English knock knock jokes+Images | Otto Who? Otto know what's taking you so long #22

*Knock*Knock* / —"Who's there?" / —"Otto" / —"Otto Who?" / —"Otto know what's taking you so long!"
*Knock*Knock* / "Who's there?" / "Otto" / "Otto Who?" / "Otto know what's taking you so long!"
https://100xhahaha.com/pic!887fc1ae_st.jpg