Ok so here's what I got using the caesar cipher on the audio file.
NORMAL CAESAR CIPHER
Ew you bastard whats up bitches
Dv xnt azrszqc vgxsr to ahsbgdr
Cu wms zyqrypb ufwrq sn zgrafcq
Bt vlr yxpqxoa tevqp rm yfqzebp
As ukq xwopwnz sdupo ql xepydao
Zr tjp wvnovmy rcton pk wdoxczn
Yq sio vumnulx qbsnm oj vcnwbym
Xp rhn utlmtkw parml ni ubmvaxl
Wo qgm tsklsjv ozqlk mh taluzwk
Vn pfl srjkriu nypkj lg szktyvj
Um oek rqijqht mxoji kf ryjsxui
Tl ndj qphipgs lwnih je qxirwth
Sk mci poghofr kvmhg id pwhqvsg
Rj lbh onfgneq julgf hc ovgpurf
Qi kag nmefmdp itkfe gb nufotqe
Ph jzf mldelco hsjed fa mtenspd
Og iye lkcdkbn gridc ez lsdmroc
Nf hxd kjbcjam fqhcb dy krclqnb
Me gwc jiabizl epgba cx jqbkpma
Ld fvb ihzahyk dofaz bw ipajolz
Kc eua hgyzgxj cnezy av hozinky
Jb dtz gfxyfwi bmdyx zu gnyhmjx
Ia csy fewxevh alcxw yt fmxgliw
Hz brx edvwdug zkdwv xs elwfkhv
Gy aqw dcuvctf yjcvu wr dkvejgu
Fx zpv cbtubse xibut vq cjudift
Ew you bastard whats up bitches
-+-+ PATTERN
Ew you bastard whats up bitches
Ev ynu aartzrc wgass tp aiscger
Eu ymu zaqtyrb wfars sp zircfeq
Et ylu yaptxra weaqs rp yiqceep
Es yku xaotwrz wdaps qp xipcdeo
Er yju wantvry wcaos pp wioccen
Eq yiu vamturx wbans op vincbem
Ep yhu ualttrw waams np uimcael
Eo ygu taktsrv wzals mp tilczek
En yfu sajtrru wyaks lp sikcyej
Em yeu raitqrt wxajs kp rijcxei
El ydu qahtprs wwais jp qiicweh
Ek ycu pagtorr wvahs ip pihcveg
Ej ybu oaftnrq wuags hp oigcuef
Ei yau naetmrp wtafs gp nifctee
Eh yzu madtlro wsaes fp miecsed
Eg yyu lactkrn wrads ep lidcrec
Ef yxu kabtjrm wqacs dp kiccqeb
Ee ywu jaatirl wpabs cp jibcpea
Ed yvu iazthrk woaas bp iiacoez
Ec yuu haytgrj wnazs ap hizcney
Eb ytu gaxtfri wmays zp giycmex
Ea ysu fawterh wlaxs yp fixclew
Ez yru eavtdrg wkaws xp eiwckev
Ey yqu dautcrf wjavs wp divcjeu
Ex ypu cattbre wiaus vp ciuciet
Ew you bastard whats up bitches
+-+- PATTERN
Ew you bastard whats up bitches
Dw xot bzssaqd vhztr uo bhtbhds
Cw wos bysrapd uhytq un bgtahcs
Bw vor bxsqaod thstv um bftzhbs
Aw uoq bwspand shwto ul betuhas
Zw top bvsoamd rhvtn uk bdtxhzs
Yw soo busnald qhutm uj bctwhys
Xw ron btsmakd phttl ui bbtvhxs
Ww qom bsslajd ohstk uh batuhws
Vw pol brskaid nhrtj ug bztthvs
Uw ook bqsjahd mhqti uf bytshus
Tw noj bpsiagd lhpth ue bxtrhts
Sw moi boshafd khotg ud bwtqhss
Rw loh bnsgaed jhntf uc bvtphrs
Qw kog bmsfadd ihmte ub butohqs
Pw jof blseacd hhltd ua bttnhps
Ow ioe bksdabd ghktc uz bstmhos
Nw hod bjscaad fhjtb uy brtlhns
Mw goc bisbazd ehita ux bqtkhms
Lw fob bhsaayd dhhtz uw bptjhls
Kw eoa bgszaxd chgty uv botihks
Jw doz bfsyawd bhftx uu bnthhjs
Iw coy besxavd ahetw ut bmtghis
Hw box bdswaud zhdtv us bltfhhs
Gw aow bcsvatd yhctu ur bktehgs
Fw zov bbsuasd xhbtt uq bjtdhfs
Ew you bastard whats up bitches
And I also tried this on "what was he" to see if there was any hidden clues.
NORMAL CAESAR CIPHER
What was he
Vgzs vzr gd
Ufyr uyq fc
Texq txp eb
Sdwp swo da
Rcvo rvn cz
Qbun qum by
Patm ptl ax
Ozsl osk zw
Nyrk nrj yv
Mxqj mqi xu
Lwpi lph wt
Kvoh kog vs
Jung jnf ur
Itmf ime tq
Hsle hld sp
Grkd gkc ro
Fqjc fjb qn
Epib eia pm
Doha dhz ol
Cngz cgy nk
Bmfy bfx mj
Alex aew li
Zkdw zdv kh
Yjcv ycu jg
Xibu xbt if
What was he
-+-+ PATTERN
What was he
Wgas wzs de
Wfar wys ce
Weaq wss be
Wdap wws ae
Wcao wvs ze
Wban wus ye
Waam wts xe
Wzal wss we
Wyak wrs ve
Wxaj wqs ue
Wwai wps te
Wvah wos se
Wuag wns re
Wtaf wms qe
Wsae wls ve
Wrad wks oe
Wqac wjs ne
Wpab wis me
Woaa whs le
Wnaz wgs ke
Wmay wfs je
Wlax wes ie
Wkaw wds he
Wjav wcs ge
Wiau wbs fe
What was he
+-+- PATTERN
What was he
Vhzt var hd
Uhyt uaq hc
Thxt tap hb
Shwt sao ha
Rhvt ran hz
Qhut qam hy
Phtt pal hx
Ohst oak hw
Nhrt naj hv
Mhqt mai hu
Lhpt lah ht
Khot kag hs
Jhnt jaf hr
Ihmt iae hq
Hhlt had hp
Ghkt gac ho
Fhjt fab hn
Ehit eaa hm
Dhht daz hl
Chgt cay hk
Bhft bax hj
Ahet aaw hi
Zhdt zav hh
Yhct yau hg
Xhbt xat hf
What was he
I don't think that there's any clues within "what was he" besides "Alex" but when I ciphered the audio file using the +-+- pattern, I've gotten a few words on the second column like: top, box, and soo. I didn't really get alot of clues from using a caesar cipher unless anyone finds some form of a clue within this.