Stephen Colbert Syndrome
The process of transitioning from a satiric depiction of a thing to the very thing you once parodied. Named after Stephen Colbert, who originally played the character right wing ideologue named "Stephen Colbert", who told yo what to think. Over time, he has become the Blue State equivalent of his earlier "Stephen Colbert" character. He has come full circle.
You know how originally she mocked bad weepy singer-songwriters? Now she takes herself seriously and has misses her own joke. Stephen Colbert Syndrome!