Gee, I don't know why I didn't know about this. I mean, I only get about 500 emails on this topic every day. Wah Baby makes some irreverent baby-sized t-shirts, which are available at Totshop.com for $19 each.
Besides Sophocles and Sigmund Freud, am I the only one who finds it problematic for a baby to wear a MILF t-shirt?
Random "Oedipal" titles from Amazon.com: Mankind's Oedipal Destiny: Libidinal and Aggressive Aspects of Sexuality by Peter Hartocollis; I Call You to Go Beyond the ""Oedipal"" Sufferings of Childhood (Truth for Real Series) by Avatar Adi Da Samraj;
Treating the Oedipal Patient in Brief Psychotherapy by Althea J. Horner