This calendar page contains all the rebuses you’ll need to help prepare for July, 2034.
Saying that reputedly evolved from a Welsh nursery rhyme
Saying that is also in a pop song’s lyrics (along with, thanks to eyl327’s solution, a song’s title and album name previously unknown to this rebus’s maker)
Figure of speech that is also a pop song’s title
Figure of speech that has become a meme
North American term related to astronomy (not well known but can be looked up from clues)
Another term related to astronomy
What are these rebuses and why is July, 2034, the soonest month that can convey rebuses 5, 6 and 7 in Alaska on one calendar page?
Late addition (not required for a  ✓ correct solution) thanks to Damila’s solution:
- Saying related to wages
Hint for #4, the picture that accompanies the meme: