Is this sentence grammatical?
You'll have to be a bit more together when you have kids.
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Together : Being a 'together' person can mean having well-organised ideas, or being sensible and confident, usually used in the negative sense.
"He's not very together."
"Get it together, man."
http://www.urbandictionary.com/define.php?term=together
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10. Informal. emotionally stable and well organized: a very together person.
http://www.thefreedictionary.com/together
You'll have to be a bit more together when you have kids.
..................................
Together : Being a 'together' person can mean having well-organised ideas, or being sensible and confident, usually used in the negative sense.
"He's not very together."
"Get it together, man."
http://www.urbandictionary.com/define.php?term=together
......................................................................................
10. Informal. emotionally stable and well organized: a very together person.
http://www.thefreedictionary.com/together