Answer:
Bipolar Disorder
Explanation:
According to my research on different disorders studied by medical professionals, it can be said that based on the information provided within the question on the symptoms that Lily is going through - Dr. Wren is likely to diagnose Lily with Bipolar Disorder. This is a disorder that causes the sufferer to experience widely ranged mood swings that go from depression to extreme highs (euphoria). Which is exactly what Lily seems to be experiencing.
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Answer:
For money, pay bills, for fun.
Explanation:
I'd say thats either effects of trauma or shock.
(Hopefully I helped)