1. This frustrated pirate:

2. This presentation of the word "welcome":

Via lolsnaps.com
3. This period joke:
4. This new take on the "That's what she said" joke:
5. This unfortunate situation at McDonald's:
6. This classic bar joke:
7. This perfect depiction of punctuation:

Marcus / Via brainlesstales.com
8. This grilling joke:
9. This special form of dinosaur:
10. This very accurate pro/con list:
11. This perfect answer to a common question:

Drew Toothpaste / Via rleschool.blogspot.com
12. This historical goody:
13. This perfect knock-knock joke:
14. This flawless comeback to a pickup line:

Dan Piraro / Via bizarrocomics.com
15. This pronoun joke:

Via grammarly.com
16. This joke about dating:

Dave Whamond / Via cartoonstock.com
17. These reactions to the "alarmed" door:

18. This quintessential "walked into a bar" joke:

Eric K. Auld / Via grammarly.com
19. And this very adjective sentiment:

Drew Toothpaste / Via 9gag.com