Lindsay Lohan's Total Deposition Time: Seven Hours!

Lindsay Lohan was deposed all day today (after arriving late this morning) at an attorney's office in Venice Beach and she certainly looked happy when it was all over!

Her mom Dina stayed by her side the whole time, except around 12:30 pm when she left to grab lunch with a couple of assistants.

And all this after a night of partying!

Question is, how will the outcome of this session - which concerns Lindsay allegedly hijacking a car with unwilling passengers for a PCH joyride in 2007 - affect the actress legally and/or financially?

We're hearing that Dina is genuinely worried that this could mean trouble for her daughter's career (and mental state) and that the attorneys questioning Linds were out for blood.

After all, being grilled for seven long hours is no party! Except for the media outside ...



And when the pair left, photographers asked Dina about her ex-husband's claims she's not a good mom and well, check out her response ...