Updates from the 'Mortal Instruments' Book Signing in London with Jamie Campbell Bower, Cassandra Clare, and Sarah Rees Brennan

Today (July 4), Jamie Campbell Bower joined Cassandra Clare and Sarah Rees Brennan for a Q&A session and book signing event in London.
The event took place inside a church!
Check out Jamie Campbell Bower and Cassandra Clare in the green room. Jamie Campbell Bower is trying to catch a grape with his mouth; it's the funniest thing -you're going to want to watch this over and over again.

It's @cassieclare, @jamiebower & a grape... #MortalInstruments https://t.co/oFokQbMqC6
— MortalInstrumentsUK (@InstrumentsUK) July 4, 2013

JCB also bought his guitar:

In the green room with @sarahreesbrenna and @Jamiebower pic.twitter.com/QeMjzOcLtS
— Cassandra Clare (@cassieclare) July 4, 2013

Here are some of the things that happened at the event (Click this link to watch Cassandra Clare arriving at the event):

"Physically & mentally the whole shoot was draining. I let in a lot of darkness for Jace" @JamieBower #MortalInstruments
— MortalInstrumentsUK (@InstrumentsUK) July 4, 2013

Simon is the most like Cassie, says @cassieclare on which #mortalinstruments character is most like her
— MortalInstrumentsUK (@InstrumentsUK) July 4, 2013

"Jace dwells within me more than I knew" @jamebower #mortalinstruments
— MortalInstrumentsUK (@InstrumentsUK) July 4, 2013

"It's a beautiful movie, I think you'll really like it" @cassieclare tells the fans here tonight. #mortalinstruments
— MortalInstrumentsUK (@InstrumentsUK) July 4, 2013

"If I could play anyone else? MADAM DOROTHEA!" @jamiebower #mortalinstruments
— MortalInstrumentsUK (@InstrumentsUK) July 4, 2013

Did we mention yet that Jamie is wearing THE RING?! #mortalinstruments
— MortalInstrumentsUK (@InstrumentsUK) July 4, 2013

Here's Cassandra Clare wearing Jamie Campbell Bower's hat

InstrumentsUK's instagram

The lucky fans who got to hear Jamie Campbell Bower play his guitar!

Cassandra Clare's instagram

Here is the video! (He definitely needs to play a song for City of Ashes' movie soundtrack)

Check it out Catreads from TMISource even got a Mango signed by Jamie Campbell Bower:

THE mango signed by the lovely Jamie Campbell Bower. pic.twitter.com/FVENUBXg6n
— Cat (@Catreads) July 4, 2013