Gravity Falls

  Try and solve these codes:


 * F YBQ VLR'OB TLKABOFKD TEL
 * F XJ F ALK'Q DFSB RM XKPTBOP BXPV
 * F HKLT QEFKDP...CXPZFKXQFKD QEFKDP
 * VLRO OBXIFQV FP X DXJB QL JB...XKA F IFHB DXJBP
 * JV JFAAIB KXJB FP JFZEFBC...YRQ KLQ JV CFOPQ
 * QEBOB XOB PFU EFKQP F TFII DFSB VLR...
 * QEBOB FP X PBZOBQ PLZFBQV FK DOXSFQV CXIIP...
 * QEB EXKAV JXK HKLTP JLOB QEXK VLR QEFKH...
 * DFABLK EXP YBBK PBXOZEFKD CLO PLJBQEFKD...
 * TXP DLBP RM FP PROB QL ZLJB ALTK...
 * AFMMBO FP MIXVFKD TFQE CFOB...
 * F TFII YB OBQROKFKD QL DOXSFQV CXIIP...JV KXJB FP YFII