Lindsay Lohan Has A Secret 17-Year-Old Half-Sister

After spending years claiming that Lindsay’s dad was her biological father, 17-year-old Ashley Horn comes face-to-face with Michael Lohan as DNA results are finally revealed on the daytime talk show Trisha.

1. This is Lindsay’s half-sister, Ashley

2. The promo:

Video available at: http://youtube.com/watch?v=7wJffnLZ2mc.

3. The big reveal:

Source: tmz.com

4. Ashley first made her claim back in 2008:

Video available at: http://youtube.com/watch?v=5Edu58ETcDI.