IF it is to interfere with or keep tabs on your W...and sorry that came out harsh, but blunt. Then No you shouldn't.
AND Please RE-READ the thread title you chose.
IF it is to simply play in this band to GAL, then I would inform you W very breifly that they need bass player and have offered it to you, and that you are going to take it.
Only you have the honest answer to these questions.
Experience is a brutal teacher, but you learn. My God, do you learn. - C.S. Lewis
Life is usually all about how you handle Plan B. - Jack3Beans
Listen without defending; Speak without offending - FaithinAK