Hi Tristan!
Congratulations to the newlyweds!
Turbotax has a great W4 withholding calculator that you can use to estimate the amount of withholding you should have based on your filing status of Married Filing Joint and the income from all of your jobs.
https://turbotax.intuit.com/tax-tools/calculators/w4/
You can use this calculator to enter the income from all 4 of your jobs separtely to estimate the amount of withholding.
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