1. Wait until you get the "snoop around" option
2. Take the statue
3. Go to Shadowed Curios and ask about it
4. Log onto the computer and order a fake statue
5. Wait for the statue to show up
6. Wait for the option to snoop around to replace the real statue with the fake one
At this point Jamie will eventually notice she's gained weight. Does effect her pictures and the ending. If you get Jamie fired, she'll gain a LOT of weight.