Cello
Promoted to Hannibal
If any of you not listening to prog metal as much want to get back into it, may I recommend Aeon Zen
A project with only one permanent member, guitar/bass/keyboard player and vocalist Rich Hinks. Amongst the vocalist on the last two albums are Nils K. Rue (Pagan's Mind), Michael Eriksen (Circus Maximus) and Andi Kravljaca (Silent Call, ex-Seventh Wonder).
Also, Heavy Horses is my personal favorite by Jethro Tull, Gregg
Should give that a spin, if you don't know it 

Also, Heavy Horses is my personal favorite by Jethro Tull, Gregg

