Update
Updating database... Please wait.
Friday 11 May 2018 at 11:14
$120, William Shatner.
$100, Sir Patrick Stewart
And that's if you don't include hotel, travel, conventions, etc, star trek cruise to get said autographs.
And no; I don't regret the purchases... as my Star Trek Translites never looked so good.
Source: http://pinside.com/pinball/forum/topic/what-is-the-most-you-have-paid-for-an-autograph/page/2#post-4391973
Unknown feed type?!