diff --git a/activity.go b/activity.go
index 3a718c4..4783a0b 100644
--- a/activity.go
+++ b/activity.go
@@ -233,8 +233,8 @@ func needxonk(user *WhatAbout, x *Honk) bool {
 	if x.What == "eradicate" {
 		return true
 	}
-	if thoudostbitethythumb(user.ID, x.Honker, x.XID) {
-		log.Printf("not saving thumb biter %s\n", x.Honker)
+	if thoudostbitethythumb(user.ID, x.Audience, x.XID) {
+		log.Printf("not saving thumb biter? %s", x.Honker)
 		return false
 	}
 	return needxonkid(user, x.XID)
diff --git a/fun.go b/fun.go
index ff0de17..bfad2a7 100644
--- a/fun.go
+++ b/fun.go
@@ -324,17 +324,51 @@ func makeitworksomehowwithoutregardforkeycontinuity(keyname string, r *http.Requ
 	return zag(r, payload)
 }
 
-func thoudostbitethythumb(userid int64, who string, objid string) bool {
-	where := ""
-	m := re_unurl.FindStringSubmatch(who)
-	if len(m) > 2 {
-		where = m[1]
+var thumbbiters map[int64]map[string]bool
+var thumblock sync.Mutex
+
+func bitethethumbs() {
+	rows, err := stmtThumbBiters.Query()
+	if err != nil {
+		log.Printf("error getting thumbbiters: %s", err)
+		return
 	}
-	row := stmtThumbBiter.QueryRow(who, where, userid)
-	var id int64
-	err := row.Scan(&id)
-	if err == nil {
-		return true
+	defer rows.Close()
+	thumblock.Lock()
+	defer thumblock.Unlock()
+	thumbbiters = make(map[int64]map[string]bool)
+	for rows.Next() {
+		var userid int64
+		var name, wherefore string
+		err = rows.Scan(&userid, &name, &wherefore)
+		if err != nil {
+			log.Printf("error scanning zonker: %s", err)
+			continue
+		}
+		m := thumbbiters[userid]
+		if m == nil {
+			m = make(map[string]bool)
+			thumbbiters[userid] = m
+		}
+		m[name] = true
+	}
+}
+
+func thoudostbitethythumb(userid int64, who []string, objid string) bool {
+	thumblock.Lock()
+	biters := thumbbiters[userid]
+	thumblock.Unlock()
+	for _, w := range who {
+		if biters[w] {
+			return true
+		}
+		m := re_unurl.FindStringSubmatch(w)
+		if len(m) > 2 {
+			where := m[1]
+			if biters[where] {
+				return true
+			}
+		}
 	}
 	return false
 }
diff --git a/honk.go b/honk.go
index 091a8bd..5110dfc 100644
--- a/honk.go
+++ b/honk.go
@@ -321,7 +321,7 @@ func inbox(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 	objid, _ := jsongetstring(j, "id")
-	if thoudostbitethythumb(user.ID, who, objid) {
+	if thoudostbitethythumb(user.ID, []string{who}, objid) {
 		log.Printf("ignoring thumb sucker %s", who)
 		return
 	}
@@ -1052,6 +1052,7 @@ func savehonker(w http.ResponseWriter, r *http.Request) {
 }
 
 type Zonker struct {
+	ID        int64
 	Name      string
 	Wherefore string
 }
@@ -1059,7 +1060,7 @@ type Zonker struct {
 func killzone(w http.ResponseWriter, r *http.Request) {
 	db := opendatabase()
 	userinfo := login.GetUserInfo(r)
-	rows, err := db.Query("select name, wherefore from zonkers where userid = ?", userinfo.UserID)
+	rows, err := db.Query("select zonkerid, name, wherefore from zonkers where userid = ?", userinfo.UserID)
 	if err != nil {
 		log.Printf("err: %s", err)
 		return
@@ -1067,7 +1068,7 @@ func killzone(w http.ResponseWriter, r *http.Request) {
 	var zonkers []Zonker
 	for rows.Next() {
 		var z Zonker
-		rows.Scan(&z.Name, &z.Wherefore)
+		rows.Scan(&z.ID, &z.Name, &z.Wherefore)
 		zonkers = append(zonkers, z)
 	}
 	templinfo := getInfo(r)
@@ -1081,6 +1082,16 @@ func killzone(w http.ResponseWriter, r *http.Request) {
 
 func killitwithfire(w http.ResponseWriter, r *http.Request) {
 	userinfo := login.GetUserInfo(r)
+	itsok := r.FormValue("itsok")
+	if itsok == "iforgiveyou" {
+		zonkerid, _ := strconv.ParseInt(r.FormValue("zonkerid"), 10, 0)
+		db := opendatabase()
+		db.Exec("delete from zonkers where userid = ? and zonkerid = ?",
+			userinfo.UserID, zonkerid)
+		bitethethumbs()
+		http.Redirect(w, r, "/killzone", http.StatusSeeOther)
+		return
+	}
 	wherefore := r.FormValue("wherefore")
 	name := r.FormValue("name")
 	if name == "" {
@@ -1095,7 +1106,10 @@ func killitwithfire(w http.ResponseWriter, r *http.Request) {
 	}
 	db := opendatabase()
 	db.Exec("insert into zonkers (userid, name, wherefore) values (?, ?, ?)",
-		userinfo.UserID, name, wherefore)
+	userinfo.UserID, name, wherefore)
+	if wherefore == "zonker" || wherefore == "zurl" {
+		bitethethumbs()
+	}
 
 	http.Redirect(w, r, "/killzone", http.StatusSeeOther)
 }
@@ -1174,6 +1188,8 @@ func serve() {
 		savedstyleparams[s] = getstyleparam(s)
 	}
 
+	bitethethumbs()
+
 	mux := mux.NewRouter()
 	mux.Use(login.Checker)
 
@@ -1227,7 +1243,7 @@ var stmtHonksForUser, stmtHonksForMe, stmtDeleteHonk, stmtSaveDub *sql.Stmt
 var stmtHonksByHonker, stmtSaveHonk, stmtFileData, stmtWhatAbout *sql.Stmt
 var stmtFindXonk, stmtSaveDonk, stmtFindFile, stmtSaveFile *sql.Stmt
 var stmtAddDoover, stmtGetDoovers, stmtLoadDoover, stmtZapDoover *sql.Stmt
-var stmtHasHonker, stmtThumbBiter, stmtZonkIt *sql.Stmt
+var stmtHasHonker, stmtThumbBiters, stmtZonkIt *sql.Stmt
 
 func preparetodie(db *sql.DB, s string) *sql.Stmt {
 	stmt, err := db.Prepare(s)
@@ -1269,7 +1285,7 @@ func prepareStatements(db *sql.DB) {
 	stmtLoadDoover = preparetodie(db, "select tries, username, rcpt, msg from doovers where dooverid = ?")
 	stmtZapDoover = preparetodie(db, "delete from doovers where dooverid = ?")
 	stmtZonkIt = preparetodie(db, "update honks set what = 'zonk' where userid = ? and xid = ?")
-	stmtThumbBiter = preparetodie(db, "select zonkerid from zonkers where ((name = ? and wherefore = 'zonker') or (name = ? and wherefore = 'zurl')) and userid = ?")
+	stmtThumbBiters = preparetodie(db, "select userid, name, wherefore from zonkers where (wherefore = 'zonker' or wherefore = 'zurl')")
 }
 
 func ElaborateUnitTests() {
diff --git a/views/zonkers.html b/views/zonkers.html
index 2c20f8a..9a87035 100644
--- a/views/zonkers.html
+++ b/views/zonkers.html
@@ -19,10 +19,18 @@
 <p><input tabindex=1 type="submit" name="kill" value="kill">
 </form>
 </div>
+{{ $killcsrf := .KillCSRF }}
 {{ range .Zonkers }}
-<div class="honk" id="honkerID">
+<div class="honk">
 <p>What: {{ .Name }}
 <p>Where: {{ .Wherefore }}
+<form action="/killitwithfire" method="POST">
+<input type="hidden" name="CSRF" value="{{ $killcsrf }}">
+<input type="hidden" name="zonkerid" value="{{ .ID }}">
+<input type="hidden" name="itsok" value="iforgiveyou">
+<input type="submit" name="pardon" value="pardon">
+</form>
+<p>
 </div>
 {{ end }}
 </div>