Bonus points today if you can find the connection between Captain Jack and Sebastian but I'll distract you further with a brief explanation of why I hate fiddles unless properly prepared.
Fretless instruments of doom, not only do they have no indication that you have struck the correct note but are weak and worthless individually which is why they are deployed in wide platoons across the entire face of an orchestra to be sacrificed to the crowd. Indeed the most desirable of them are those that screech the loudest. Their 'harmony' is an early example of 'noise music' or 'sampling' where the overall effect overcomes the non-musical qualities of the source made more difficult by the employment of a Bow more suited to starting fires.
Get a Guitar.
Yet for some reason I can't fathom they remain enormously popular and many, many works for more reasonable instruments (don't like rigidity of valves, try a trombone) are simply transcriptions.
Oh, the puzzle. Sonata #1.
Adagio and Fuga
Siciliana and Presto
If you really like scraping cat guts, here's two hours of it
Obligatory stuff below the fold-