Why is IHOP called IHOP?

Related questions

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4. Does Olive Garden offer senior discounts?
5. Can you order IHOP to go?
6. Do seniors eat free at IHOP?
7. Did IHOP change to IHOP?
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9. Does IHOP serve grits?
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Tags

1. #international
2. #known
3. #burgers
4. #right
5. #reactions
6. #house
7. #changing
8. #everyone
9. #world
10. #below
11. #pancakes
12. #shortened
13. #since
14. #grandma
15. #their
16. #certain
17. #saying