my home game has been invaded

[pasta]

i host a regular game twice a week we start with a tourney 14 guys, then as guys get eliminated move to a side game format{2/4 nl) recently some new players have joined us and they play total crap (3 5 suited calling all-ins} my question is do i just sit and wait play tight or do i loosen up.the reason i m asking it seems they are always sucking out {Q 4 two pair junk) another thing is that they have huge bank rolls so when u do bust them out of the side game they reload and then just keep shooting and reloading. any advice would be great.