also worth consideration is:
1. if you parody the illustration, why not parody the name/title? come on... you're bright.
2. choose wisely. think it through... would you pay $25 for a Bebe Neuwirth portrait T

? of course, i probably would-- especially after her how- did- she- not- Grammy- after- the- cameo- on- Star- Trek- Next- Generation, but still... i am just one. and perhaps not worth the investment to produce a whole line of it. then again (and my next point is
3. i've heard of particular rights owners being fine with a "complimentary" product in exchange for royalties-- as long as a pre-determined number/profit is minimal. never hurts to ask, say George Takei

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(BTW.FYI- STNG and all associated actors aforementioned have not been contacted prior to posting, and in no uncertain perceivable terms endorse nor oppose this, and/or any other related and/or unrelated statements i have made as of the 3rd day of the month of October, in the year of 2006... ano domino.)