I love using humour for language teaching and have sticks of puns and jokes like these on my homograph sheets, sorted by seasons and including Halloween ones too, feel free to check them out:
http://www.eslprintables.com/vocabulary_worksheets/meaning/homographs/Funny_English_HALLOWEEN_Homon_1019409/
http://www.eslprintables.com/vocabulary_worksheets/meaning/homographs/Funny_English_Spring_Homonyms_1011933/
http://www.eslprintables.com/vocabulary_worksheets/meaning/homographs/Funny_English_SUMMER_Homonyms_1011934/
http://www.eslprintables.com/vocabulary_worksheets/meaning/homographs/Funny_English_AUTUMN_Homonyms_1011973/
http://www.eslprintables.com/vocabulary_worksheets/meaning/homographs/Funny_English_WINTER_Homonyms_1011975/